List of works - Ton G G Groothuis

'Winner effect' without winning: unresolved social conflicts increase the probability of winning a subsequent contest in a cichlid fish.

scientific article published on 14 September 2011

Age-related Purkinje cell death is steroid dependent: RORα haplo-insufficiency impairs plasma and cerebellar steroids and Purkinje cell survival

scientific article published on 11 January 2011

Aggression, but not testosterone, is associated to oxidative status in a free-living vertebrate

An adaptive annual rhythm in the sex of first pigeon eggs.

scientific article

An appraisal of how the vitamin A-redox hypothesis can maintain honesty of carotenoid-dependent signals

scientific article

An unstable social environment affects sex ratio in guinea pigs: an adaptive maternal effect?

Association of Egg Mass and Egg Sex: Gene Expression Analysis from Maternal RNA in the Germinal Disc Region of Layer Hens (Gallus gallus).

scientific article published on 13 May 2015

Avian mothers create different phenotypes by hormone deposition in their eggs

scientific article

Avian personalities: characterization and epigenesis

scientific article

Avian yolk androgens are metabolized rather than taken up by the embryo during the first days of incubation

scientific article published on 03 April 2019

Coadaptation of offspring begging and parental provisioning: A role for prenatal maternal effects?

scientific article published on 9 November 2016

Consequences of prenatal androgen exposure for the reproductive performance of female pheasants (Phasianus colchicus).

scientific article published in January 2007

Consistent variation in yolk androgens in the Australian Brush-turkey, a species without sibling competition or parental care

scientific article

Conspecific brood parasitism and egg quality in blue tits Cyanistes caeruleus

article by Oscar Vedder et al published September 2007 in Journal of Avian Biology

Conspecific brood parasitism and egg quality in blue tits Cyanistes caeruleus

article by Oscar Vedder et al published September 2007 in Journal of Avian Biology

Developmental perspectives on personality: implications for ecological and evolutionary studies of individual differences ⬇️

scientific article published on December 27, 2010

Differential Maternal Testosterone Allocation among Siblings Benefits Both Mother and Offspring in the Zebra Finch Taeniopygia guttata

scientific article published on 01 July 2011

Differential Survival between Visual Environments Supports a Role of Divergent Sensory Drive in Cichlid Fish Speciation

scientific article published on 30 November 2016

Differential effects of prenatal testosterone on lateralization of handedness and language ⬇️

scientific article published on September 1, 2011

Differential effects of testosterone, dihydrotestosterone and estradiol on carotenoid deposition in an avian sexually selected signal.

scientific article

Direct male-male competition can facilitate invasion of new colour types in Lake Victoria cichlids

article

Divergent hormonal responses to social competition in closely related species of haplochromine cichlid fish.

scientific article published on 24 January 2012

Does genetic differentiation underlie behavioral divergence in response to migration barriers in sticklebacks? A common garden experiment

scientific article published on 24 November 2021

Does hand skill asymmetry relate to creativity, developmental and health issues and aggression as markers of fitness?

scientific article published on 22 May 2019

Does paternal immunocompetence affect offspring vulnerability to maternal androgens? A study in domestic chickens

scientific article published on 20 November 2019

Does testosterone affect lateralization of brain and behaviour? A meta-analysis in humans and other animal species

scientific article

Does the early social environment affect structure and consistency of personality in wild-type male's rat?

scientific article published on 14 July 2011

Early embryonic modification of maternal hormones differs systematically among embryos of different laying order: A study in birds

scientific article published on 12 August 2018

Effect of corticosterone and hen body mass on primary sex ratio in laying hen (Gallus gallus), using unincubated eggs.

scientific article published on 10 April 2014

Effect of rapid modulation of circulating plasma testosterone concentration on begging, aggressive behavior and competition for food in black-headed gull (Larus ridibundus) chicks ⬇️

scientific article published on August 17, 2013

Effects of 17-beta-estradiol treatment of female zebra finches on offspring sex ratio and survival.

scientific article published in May 2004

Effects of experimentally manipulated yolk thyroid hormone levels on offspring development in a wild bird species

scientific article published on 4 April 2016

Effects of experimentally sustained elevated testosterone on incubation behaviour and reproductive success in female great tits (Parus major).

scientific article published on 17 March 2016

Effects of in vivo testosterone manipulation on ovarian morphology, follicular development, and follicle yolk testosterone in the homing pigeon.

scientific article published in July 2010

Ejaculate testosterone levels affect maternal investment in red junglefowl (Gallus gallus gallus)

scientific article published on 20 August 2019

Experience modulates both aromatase activity and the sensitivity of agonistic behaviour to testosterone in black-headed gulls.

scientific article published on 25 January 2009

Experimental evidence for genetic heritability of maternal hormone transfer to offspring

scientific article published on 01 June 2011

Experimental manipulation of food availability leads to short-term intra-clutch adjustment in egg mass but not in yolk androgen or thyroid hormones

article by Suvi Ruuskanen et al published 20 August 2015 in Journal of Avian Biology

Fine-scale thermal adaptation in a green turtle nesting population.

scientific article published on 21 September 2011

Food conditions affect yolk testosterone deposition but not incubation attendance

scientific article published on 13 January 2012

Frequency-dependent social dominance in a color polymorphic cichlid fish.

scientific article published on 19 August 2010

GnRH - a Missing Link between Testosterone Concentrations in Yolk and Plasma and Its Intergenerational Effects ⬇️

scientific article published on July 28, 2011

Gonadal steroid levels in rock pigeon eggs do not represent adequately maternal allocation.

scientific article

Heritable variation in maternal yolk hormone transfer in a wild bird population

scientific article published in October 2009

Hormone-mediated maternal effects in birds: mechanisms matter but what do we know of them?

scientific article published on May 2008

Immune activation is inversely related to, but does not cause variation in androgen levels in a cichlid fish species

scientific article published on 10 April 2012

Influence of mate preference and laying order on maternal allocation in a monogamous parrot species with extreme hatching asynchrony

scientific article

Interaction between sexual steroids and immune response in affecting oxidative status of birds

scientific article published on 3 August 2012

Intrasexual competition among females and the stabilization of a conspicuous colour polymorphism in a Lake Victoria cichlid fish

scientific article published in March 2008

Introducing biological realism into the study of developmental plasticity in behaviour

scientific article

Investigating maternal hormones in avian eggs: measurement, manipulation, and interpretation

scientific article

Male-male competition as a force in evolutionary diversification: evidence in haplochromine cichlid fish

scientific article

Manipulation of Prenatal Thyroid Hormones Does Not Affect Growth or Physiology in Nestling Pied Flycatchers

scientific article published on 01 July 2020

Manipulation of Primary Sex Ratio in Birds: Lessons from the Homing Pigeon (Columba livia domestica) ⬇️

scientific article published on May 28, 2013

Maternal Androgens Increase Sibling Aggression, Dominance, and Competitive Ability in the Siblicidal Black-Legged Kittiwake (Rissa tridactyla) ⬇️

scientific article published on October 24, 2012

Maternal adjustment or constraint: differential effects of food availability on maternal deposition of macro-nutrients, steroids and thyroid hormones in rock pigeon eggs

scientific article published on 8 January 2016

Maternal androgens in egg yolks: relation with sex, incubation time and embryonic growth.

scientific article

Maternal corticosterone elevation during egg formation in chickens (Gallus gallus domesticus) influences offspring traits, partly via prenatal undernutrition ⬇️

scientific article published on June 18, 2013

Maternal egg hormones in the mating context: The effect of pair personality

article by Suvi Ruuskanen et al published 16 October 2017 in Functional Ecology

Maternal hormones as a tool to adjust offspring phenotype in avian species.

scientific article

Maternal steroids in egg yolk as a pathway to translate predation risk to offspring: Experiments with great tits ⬇️

scientific article published on February 2, 2012

Maternal thyroid hormones enhance hatching success but decrease nestling body mass in the rock pigeon (Columba livia).

scientific article published on 25 October 2016

Maternal yolk androgens stimulate territorial behaviour in black-headed gull chicks.

scientific article published on 10 June 2009

Measuring steroid hormones in avian eggs.

scientific article

Mesocosm experiment reveals scale dependence of movement tendencies in sticklebacks

scientific article published in 2023

Natural selection acts in opposite ways on correlated hormonal mediators of prenatal maternal effects in a wild bird population

scientific article published on 06 August 2014

No evidence for selective follicle abortion underlying primary sex ratio adjustment in pigeons

scientific article

Parents and early life environment affect behavioral development of laying hen chickens.

scientific article

Penguin Chicks Benefit from Elevated Yolk Androgen Levels under Sibling Competition ⬇️

scientific article published on July 30, 2012

Plasticity of lateralization: Schooling predicts hand preference but not hand skill asymmetry in a non-industrial society ⬇️

scientific article published on January 3, 2012

Prenatal Transfer of Gut Bacteria in Rock Pigeon

scientific article published on 30 December 2019

Prenatal androgen exposure modulates cellular and humoral immune function of black-headed gull chicks.

scientific article

Prenatal stress in birds: Pathways, effects, function and perspectives ⬇️

scientific article published on April 20, 2011

Relationship between oxidative stress and circulating testosterone and cortisol in pre-spawning female brown trout

scientific article

Repeatable intra-individual variation in plasma testosterone concentration and its sex-specific link to aggression in a social lizard

scientific article published on 31 March 2010

Response of testosterone and corticosterone plasma levels to the challenge of sibling competition: a study in common terns

scientific article published on 21 May 2014

Revisiting mechanisms and functions of prenatal hormone-mediated maternal effects using avian species as a model

scientific article published on 01 April 2019

Selection on personality in a songbird affects maternal hormone levels tuned to its effect on timing of reproduction

scientific article published on October 2008

Sex differences in yolk hormones depend on maternal social status in Leghorn chickens (Gallus gallus domesticus).

scientific article published in November 2002

Sex-specific effects of yolk testosterone on survival, begging and growth of zebra finches

scientific article published in January 2006

Social stimuli, testosterone, and aggression in gull chicks: support for the challenge hypothesis

scientific article published in May 2002

Sources of variation in yolk hormone deposition: Consistency, inheritance and developmental effects ⬇️

scientific article published on November 29, 2011

Steroid receptors and their regulation in avian extraembryonic membranes provide a novel substrate for hormone mediated maternal effects

scientific article published on 08 August 2019

Steroids for free? No metabolic costs of elevated maternal androgen levels in the black-headed gull

scientific article published on 01 September 2003

Steroids in chicken egg yolk: metabolism and uptake during early embryonic development.

scientific article

Temperature-induced variation in yolk androgen and thyroid hormone levels in avian eggs

scientific article published on 30 May 2016

Temporally consistent species differences in parasite infection but no evidence for rapid parasite-mediated speciation in Lake Victoria cichlid fish

scientific article published on 12 March 2020

Testing different forms of regulation of yolk thyroid hormone transfer in pied flycatchers

scientific article published on 24 September 2020

Testing sensory drive speciation in cichlid fish: Linking light conditions to opsin expression, opsin genotype and female mate preference

scientific article published on 10 December 2019

Testing the short-and long-term effects of elevated prenatal exposure to different forms of thyroid hormones

scientific article published on 16 October 2020

Testosterone influences song behaviour and social dominance - but independent of prenatal yolk testosterone exposure.

scientific article

Testosterone, cuckoldry risk and extra-pair opportunities in the Seychelles warbler

scientific article published on 01 May 2004

The development of animal personality: relevance, concepts and perspectives

scientific article

The fighting hypothesis in combat: how well does the fighting hypothesis explain human left‐handed minorities? ⬇️

scientific article published on June 1, 2013

The growth benefits of aggressive behavior vary with individual metabolism and resource predictability

scientific article published in 2012

The hormonal control of begging and early aggressive behavior: experiments in black-headed gull chicks.

scientific article published in August 2005

The interplay between gonadal steroids and immune defence in affecting a carotenoid-dependent trait ⬇️

scientific article published on June 17, 2011

The relation between fearfulness in young and stress-response in adult laying hens, on individual and group level ⬇️

scientific article published on August 19, 2012

The relation between handedness indices and reproductive success in a non-industrial society

scientific article

The relationship between male social status, ejaculate and circulating testosterone concentration and female yolk androgen transfer in red junglefowl (Gallus gallus)

scientific article published on 04 September 2019

Tinbergen's fourth question, ontogeny: sexual and individual differentiation

scientific article

Turning Shy on a Winter's Day: Effects of Season on Personality and Stress Response inMicrotus arvalis

article

Unfolding personalities: the importance of studying ontogeny ⬇️

scientific article published on September 1, 2011

Visual adaptation and microhabitat choice in Lake Victoria cichlid fish

article

Within-Clutch Variation in Yolk Testosterone as an Adaptive Maternal Effect to Modulate Avian Sibling Competition: Evidence from a Comparative Study ⬇️

scientific article published on November 27, 2012

Yolk androgens do not appear to mediate sexual conflict over parental investment in the collared flycatcher Ficedula albicollis.

scientific article published on 5 February 2009

Yolk concentrations of hormones and glucose and egg weight and egg dimensions in unincubated chicken eggs, in relation to egg sex and hen body weight ⬇️

scientific article published on March 16, 2013

List of works by Ton G G Groothuis

'Winner effect' without winning: unresolved social conflicts increase the probability of winning a subsequent contest in a cichlid fish.

Age-related Purkinje cell death is steroid dependent: RORα haplo-insufficiency impairs plasma and cerebellar steroids and Purkinje cell survival

Aggression, but not testosterone, is associated to oxidative status in a free-living vertebrate

An adaptive annual rhythm in the sex of first pigeon eggs.

An appraisal of how the vitamin A-redox hypothesis can maintain honesty of carotenoid-dependent signals

An unstable social environment affects sex ratio in guinea pigs: an adaptive maternal effect?

Association of Egg Mass and Egg Sex: Gene Expression Analysis from Maternal RNA in the Germinal Disc Region of Layer Hens (Gallus gallus).

Avian mothers create different phenotypes by hormone deposition in their eggs

Avian personalities: characterization and epigenesis

Avian yolk androgens are metabolized rather than taken up by the embryo during the first days of incubation

Coadaptation of offspring begging and parental provisioning: A role for prenatal maternal effects?

Consequences of prenatal androgen exposure for the reproductive performance of female pheasants (Phasianus colchicus).

Consistent variation in yolk androgens in the Australian Brush-turkey, a species without sibling competition or parental care

Conspecific brood parasitism and egg quality in blue tits Cyanistes caeruleus

Conspecific brood parasitism and egg quality in blue tits Cyanistes caeruleus

Developmental perspectives on personality: implications for ecological and evolutionary studies of individual differences ⬇️

Differential Maternal Testosterone Allocation among Siblings Benefits Both Mother and Offspring in the Zebra Finch Taeniopygia guttata

Differential Survival between Visual Environments Supports a Role of Divergent Sensory Drive in Cichlid Fish Speciation

Differential effects of prenatal testosterone on lateralization of handedness and language ⬇️

Differential effects of testosterone, dihydrotestosterone and estradiol on carotenoid deposition in an avian sexually selected signal.

Direct male-male competition can facilitate invasion of new colour types in Lake Victoria cichlids

Divergent hormonal responses to social competition in closely related species of haplochromine cichlid fish.

Does genetic differentiation underlie behavioral divergence in response to migration barriers in sticklebacks? A common garden experiment

Does hand skill asymmetry relate to creativity, developmental and health issues and aggression as markers of fitness?

Does paternal immunocompetence affect offspring vulnerability to maternal androgens? A study in domestic chickens

Does testosterone affect lateralization of brain and behaviour? A meta-analysis in humans and other animal species

Does the early social environment affect structure and consistency of personality in wild-type male's rat?

Early embryonic modification of maternal hormones differs systematically among embryos of different laying order: A study in birds

Effect of corticosterone and hen body mass on primary sex ratio in laying hen (Gallus gallus), using unincubated eggs.

Effect of rapid modulation of circulating plasma testosterone concentration on begging, aggressive behavior and competition for food in black-headed gull (Larus ridibundus) chicks ⬇️

Effects of 17-beta-estradiol treatment of female zebra finches on offspring sex ratio and survival.

Effects of experimentally manipulated yolk thyroid hormone levels on offspring development in a wild bird species

Effects of experimentally sustained elevated testosterone on incubation behaviour and reproductive success in female great tits (Parus major).

Effects of in vivo testosterone manipulation on ovarian morphology, follicular development, and follicle yolk testosterone in the homing pigeon.

Ejaculate testosterone levels affect maternal investment in red junglefowl (Gallus gallus gallus)

Experience modulates both aromatase activity and the sensitivity of agonistic behaviour to testosterone in black-headed gulls.

Experimental evidence for genetic heritability of maternal hormone transfer to offspring

Experimental manipulation of food availability leads to short-term intra-clutch adjustment in egg mass but not in yolk androgen or thyroid hormones

Fine-scale thermal adaptation in a green turtle nesting population.

Food conditions affect yolk testosterone deposition but not incubation attendance

Frequency-dependent social dominance in a color polymorphic cichlid fish.

GnRH - a Missing Link between Testosterone Concentrations in Yolk and Plasma and Its Intergenerational Effects ⬇️

Gonadal steroid levels in rock pigeon eggs do not represent adequately maternal allocation.

Heritable variation in maternal yolk hormone transfer in a wild bird population

Hormone-mediated maternal effects in birds: mechanisms matter but what do we know of them?

Immune activation is inversely related to, but does not cause variation in androgen levels in a cichlid fish species

Influence of mate preference and laying order on maternal allocation in a monogamous parrot species with extreme hatching asynchrony

Interaction between sexual steroids and immune response in affecting oxidative status of birds

Intrasexual competition among females and the stabilization of a conspicuous colour polymorphism in a Lake Victoria cichlid fish

Introducing biological realism into the study of developmental plasticity in behaviour

Investigating maternal hormones in avian eggs: measurement, manipulation, and interpretation

Male-male competition as a force in evolutionary diversification: evidence in haplochromine cichlid fish

Manipulation of Prenatal Thyroid Hormones Does Not Affect Growth or Physiology in Nestling Pied Flycatchers

Manipulation of Primary Sex Ratio in Birds: Lessons from the Homing Pigeon (Columba livia domestica) ⬇️

Maternal Androgens Increase Sibling Aggression, Dominance, and Competitive Ability in the Siblicidal Black-Legged Kittiwake (Rissa tridactyla) ⬇️

Maternal adjustment or constraint: differential effects of food availability on maternal deposition of macro-nutrients, steroids and thyroid hormones in rock pigeon eggs

Maternal androgens in egg yolks: relation with sex, incubation time and embryonic growth.

Maternal corticosterone elevation during egg formation in chickens (Gallus gallus domesticus) influences offspring traits, partly via prenatal undernutrition ⬇️

Maternal egg hormones in the mating context: The effect of pair personality

Maternal hormones as a tool to adjust offspring phenotype in avian species.

Maternal steroids in egg yolk as a pathway to translate predation risk to offspring: Experiments with great tits ⬇️

Maternal thyroid hormones enhance hatching success but decrease nestling body mass in the rock pigeon (Columba livia).

Maternal yolk androgens stimulate territorial behaviour in black-headed gull chicks.

Measuring steroid hormones in avian eggs.

Mesocosm experiment reveals scale dependence of movement tendencies in sticklebacks

Natural selection acts in opposite ways on correlated hormonal mediators of prenatal maternal effects in a wild bird population

No evidence for selective follicle abortion underlying primary sex ratio adjustment in pigeons

Parents and early life environment affect behavioral development of laying hen chickens.

Penguin Chicks Benefit from Elevated Yolk Androgen Levels under Sibling Competition ⬇️

Plasticity of lateralization: Schooling predicts hand preference but not hand skill asymmetry in a non-industrial society ⬇️

Prenatal Transfer of Gut Bacteria in Rock Pigeon

Prenatal androgen exposure modulates cellular and humoral immune function of black-headed gull chicks.

Prenatal stress in birds: Pathways, effects, function and perspectives ⬇️

Relationship between oxidative stress and circulating testosterone and cortisol in pre-spawning female brown trout

Repeatable intra-individual variation in plasma testosterone concentration and its sex-specific link to aggression in a social lizard

Response of testosterone and corticosterone plasma levels to the challenge of sibling competition: a study in common terns

Revisiting mechanisms and functions of prenatal hormone-mediated maternal effects using avian species as a model

Selection on personality in a songbird affects maternal hormone levels tuned to its effect on timing of reproduction

Sex differences in yolk hormones depend on maternal social status in Leghorn chickens (Gallus gallus domesticus).