List of works - Christopher B. Sturdy

A behavior analysis of absolute pitch: sex, experience, and species.

scientific article

A comparative analysis of auditory perception in humans and songbirds: a modular approach.

scientific article

Acoustic Mechanisms of a Species-Based Discrimination of the chick-a-dee Call in Sympatric Black-Capped (Poecile atricapillus) and Mountain Chickadees (P. gambeli).

scientific article

Acoustic discrimination of predators by black-capped chickadees (Poecile atricapillus)

scientific article published on 27 February 2020

Acoustic mechanisms of note-type perception in black-capped chickadee (Poecile atricapillus) calls

scientific article published on 01 November 2005

All "chick-a-dee" calls are not created equally. Part I. Open-ended categorization of chick-a-dee calls by sympatric and allopatric chickadees

scientific article published in July 2007

All "chick-a-dee" calls are not created equally. Part II. Mechanisms for discrimination by sympatric and allopatric chickadees

scientific article published on 29 June 2007

An investigation of sex differences in acoustic features in black-capped chickadee (Poecile atricapillus) chick-a-dee calls

scientific article published in September 2016

Animal behaviour: a social call

scientific article published in July 2004

Anthropogenic noise decreases urban songbird diversity and may contribute to homogenization

scientific article

Artificial neural network discrimination of black-capped chickadee (Poecile atricapillus) call notes

scientific article published in August 2006

Auditory same/different concept learning and generalization in black-capped chickadees (Poecile atricapillus).

scientific article

Avian cognition: examples of sophisticated capabilities in space and song

scientific article published on 16 March 2015

Biological relevance of acoustic signal affects discrimination performance in a songbird.

scientific article published on 20 April 2012

Bird communication: two voices are better than one.

scientific article

Black-capped (Poecile atricapillus) and mountain chickadee (Poecile gambeli) contact call contains species, sex, and individual identity features

scientific article published on 01 February 2010

Black-capped chickadee (Poecile atricapillus) and human (Homo sapiens) chord discrimination

scientific article

Call-based species recognition in black-capped chickadees

scientific article published on 01 November 2005

Call-note discriminations in black-capped chickadees (Poecile atricapillus).

scientific article published in December 2000

Can you hear me now? The effect of signal degradation on perceived predator threat in black-capped chickadees (Poecile atricapillus)

scientific article published on 26 September 2020

Categorization and discrimination of "chick-a-dee" calls by wild-caught and hand-reared chickadees.

scientific article published on 31 August 2007

Chickadees discriminate contingency reversals presented consistently, but not frequently

scientific article

Chickadees fail standardized operant tests for octave equivalence.

scientific article

Commentary: A crisis in comparative psychology: where have all the undergraduates gone?

scientific article published on 14 October 2015

Comparing black-capped (Poecile atricapillus) and mountain chickadees (Poecile gambeli): use of geometric and featural information in a spatial orientation task

scientific article published on 19 April 2009

Development of a contact call in black-capped chickadees (Poecile atricapillus) hand-reared in different acoustic environments

scientific article published in October 2011

Differential effects of vocalization type, singer and listener on ZENK immediate early gene response in black-capped chickadees (Poecile atricapillus).

scientific article published on 7 November 2007

Discrimination of acoustically similar conspecific and heterospecific vocalizations by black-capped chickadees (Poecile atricapillus).

scientific article

Discrimination of individual vocalizations by black-capped chickadees (Poecile atricapilla).

scientific article published in February 2002

Experience affects immediate early gene expression in response to conspecific call notes in black-capped chickadees (Poecile atricapillus).

scientific article

Exploration of a novel space is associated with individual differences in learning speed in black-capped chickadees, Poecile atricapillus.

scientific article published on 25 July 2009

Fast- and slow-exploring pigeons differ in how they use previously learned rules.

scientific article

Feature weighting in "chick-a-dee" call notes of Poecile atricapillus.

scientific article

Flexibility in animal signals facilitates adaptation to rapidly changing environments

scientific article published on 28 September 2011

Frequency-range discriminations and absolute pitch in black-capped chickadees (Poecile atricapillus), mountain chickadees (Poecile gambeli), and zebra finches (Taeniopygia guttata).

scientific article published in August 2006

Frequency-range discriminations: special and general abilities in zebra finches (Taeniopygia guttata) and humans (Homo sapiens).

scientific article

Habitat quality affects early physiology and subsequent neuromotor development of juvenile black-capped chickadees

scientific article

Hear them roar: A comparison of black-capped chickadee (Poecile atricapillus) and human (Homo sapiens) perception of arousal in vocalizations across all classes of terrestrial vertebrates

scientific article published on 01 July 2019

Hearing is believing: Birds learn fear.

scientific article published on 17 December 2015

Heterospecific discrimination of Poecile vocalizations by zebra finches (Taeniopygia guttata).

scientific article published on 29 October 2012

How Much of Language Acquisition Does Operant Conditioning Explain?

scientific article

Humans recognize emotional arousal in vocalizations across all classes of terrestrial vertebrates: evidence for acoustic universals.

scientific article published in July 2017

Individual acoustic differences in female black-capped chickadee (<i>Poecile atricapillus</i>) <i>fee-bee</i> songs

scientific article published on 22 October 2021

Individual differences and repeatability in vocal production: stress-induced calling exposes a songbird's personality.

scientific article published on 18 September 2011

Individual differences in learning speed, performance accuracy and exploratory behaviour in black-capped chickadees.

scientific article published on 25 July 2014

Mechanisms of call note-type perception in black-capped chickadees (Poecile atricapillus): peak shift in a note-type continuum.

scientific article

Mitigating road impacts on animals through learning principles.

scientific article published on 6 May 2016

Neural correlates of threat perception: neural equivalence of conspecific and heterospecific mobbing calls is learned

scientific article

Note types and coding in Parid vocalizations: the chick-a-dee call of the boreal chickadee (Poecile hudsonicus).

scientific article

Open-ended categorization of chick-a-dee calls by black-capped chickadees (Poecile atricapilla).

scientific article published in September 2003

Pigeons perform poorly on a midsession reversal task without rigid temporal regularity.

scientific article published on 17 February 2016

Pitch chroma discrimination, generalization, and transfer tests of octave equivalence in humans.

scientific article

Predicting shifts in generalization gradients with perceptrons ⬇️

scientific article published on June 1, 2012

Rationale and methodology for testing auditory cognition in songbirds.

scientific article

Seasonal and diurnal patterns of black-capped chickadee (Poecile atricapillus) vocal production

scientific article published on 23 December 2007

Seasonal variation of vocal behaviour in a temperate songbird: assessing the effects of laboratory housing on wild-caught, seasonally breeding birds.

scientific article published on 23 September 2011

Sometimes a stick might just be a stick

scientific article published on 01 June 2019

Sometimes slower is better: slow-exploring birds are more sensitive to changes in a vocal discrimination task

scientific article published on 15 September 2010

Statistical classification of black-capped (Poecile atricapillus) and mountain chickadee (Poecile gambeli) call notes

scientific article published on 01 May 2006

The effect of schedules of reinforcement on the composition of spontaneous and evoked black-capped chickadee calls.

scientific article published in September 2009

The effects of anthropogenic noise on feeding behaviour in black-capped chickadees (Poecile atricapillus)

scientific article published on 12 November 2018

Thinking outside the box: a tribute to the contributions of Ronald G. Weisman.

scientific article published on 3 December 2007

Timbre influences chord discrimination in black-capped chickadees (Poecile atricapillus) but not humans (Homo sapiens).

scientific article

Using an artificial neural network to classify black-capped chickadee (Poecile atricapillus) call note types.

scientific article published in May 2006

When is a choice not a choice? Pigeons fail to inhibit incorrect responses on a go/no-go midsession reversal task

scientific article published on 27 April 2015

ZENK activation in the nidopallium of black-capped chickadees in response to both conspecific and heterospecific calls

scientific article

ZENK expression following conspecific and heterospecific playback in the zebra finch auditory forebrain

scientific article

ZENK expression in the auditory pathway of black-capped chickadees (Poecile atricapillus) as a function of D note number and duty cycle of chick-a-dee calls

scientific article published on 08 June 2018

List of works by Christopher B. Sturdy

A behavior analysis of absolute pitch: sex, experience, and species.

A comparative analysis of auditory perception in humans and songbirds: a modular approach.

Acoustic Mechanisms of a Species-Based Discrimination of the chick-a-dee Call in Sympatric Black-Capped (Poecile atricapillus) and Mountain Chickadees (P. gambeli).

Acoustic discrimination of predators by black-capped chickadees (Poecile atricapillus)

Acoustic mechanisms of note-type perception in black-capped chickadee (Poecile atricapillus) calls

All "chick-a-dee" calls are not created equally. Part I. Open-ended categorization of chick-a-dee calls by sympatric and allopatric chickadees

All "chick-a-dee" calls are not created equally. Part II. Mechanisms for discrimination by sympatric and allopatric chickadees

An investigation of sex differences in acoustic features in black-capped chickadee (Poecile atricapillus) chick-a-dee calls

Animal behaviour: a social call

Anthropogenic noise decreases urban songbird diversity and may contribute to homogenization

Artificial neural network discrimination of black-capped chickadee (Poecile atricapillus) call notes

Auditory same/different concept learning and generalization in black-capped chickadees (Poecile atricapillus).

Avian cognition: examples of sophisticated capabilities in space and song

Biological relevance of acoustic signal affects discrimination performance in a songbird.

Bird communication: two voices are better than one.

Black-capped (Poecile atricapillus) and mountain chickadee (Poecile gambeli) contact call contains species, sex, and individual identity features

Black-capped chickadee (Poecile atricapillus) and human (Homo sapiens) chord discrimination

Call-based species recognition in black-capped chickadees

Call-note discriminations in black-capped chickadees (Poecile atricapillus).

Can you hear me now? The effect of signal degradation on perceived predator threat in black-capped chickadees (Poecile atricapillus)

Categorization and discrimination of "chick-a-dee" calls by wild-caught and hand-reared chickadees.

Chickadees discriminate contingency reversals presented consistently, but not frequently

Chickadees fail standardized operant tests for octave equivalence.

Commentary: A crisis in comparative psychology: where have all the undergraduates gone?

Comparing black-capped (Poecile atricapillus) and mountain chickadees (Poecile gambeli): use of geometric and featural information in a spatial orientation task

Development of a contact call in black-capped chickadees (Poecile atricapillus) hand-reared in different acoustic environments

Differential effects of vocalization type, singer and listener on ZENK immediate early gene response in black-capped chickadees (Poecile atricapillus).

Discrimination of acoustically similar conspecific and heterospecific vocalizations by black-capped chickadees (Poecile atricapillus).

Discrimination of individual vocalizations by black-capped chickadees (Poecile atricapilla).

Experience affects immediate early gene expression in response to conspecific call notes in black-capped chickadees (Poecile atricapillus).

Exploration of a novel space is associated with individual differences in learning speed in black-capped chickadees, Poecile atricapillus.

Fast- and slow-exploring pigeons differ in how they use previously learned rules.

Feature weighting in "chick-a-dee" call notes of Poecile atricapillus.

Flexibility in animal signals facilitates adaptation to rapidly changing environments

Frequency-range discriminations and absolute pitch in black-capped chickadees (Poecile atricapillus), mountain chickadees (Poecile gambeli), and zebra finches (Taeniopygia guttata).

Frequency-range discriminations: special and general abilities in zebra finches (Taeniopygia guttata) and humans (Homo sapiens).

Habitat quality affects early physiology and subsequent neuromotor development of juvenile black-capped chickadees

Hear them roar: A comparison of black-capped chickadee (Poecile atricapillus) and human (Homo sapiens) perception of arousal in vocalizations across all classes of terrestrial vertebrates

Hearing is believing: Birds learn fear.

Heterospecific discrimination of Poecile vocalizations by zebra finches (Taeniopygia guttata).

How Much of Language Acquisition Does Operant Conditioning Explain?

Humans recognize emotional arousal in vocalizations across all classes of terrestrial vertebrates: evidence for acoustic universals.

Individual acoustic differences in female black-capped chickadee (<i>Poecile atricapillus</i>) <i>fee-bee</i> songs

Individual differences and repeatability in vocal production: stress-induced calling exposes a songbird's personality.

Individual differences in learning speed, performance accuracy and exploratory behaviour in black-capped chickadees.

Mechanisms of call note-type perception in black-capped chickadees (Poecile atricapillus): peak shift in a note-type continuum.

Mitigating road impacts on animals through learning principles.

Neural correlates of threat perception: neural equivalence of conspecific and heterospecific mobbing calls is learned

Note types and coding in Parid vocalizations: the chick-a-dee call of the boreal chickadee (Poecile hudsonicus).

Open-ended categorization of chick-a-dee calls by black-capped chickadees (Poecile atricapilla).

Pigeons perform poorly on a midsession reversal task without rigid temporal regularity.

Pitch chroma discrimination, generalization, and transfer tests of octave equivalence in humans.

Predicting shifts in generalization gradients with perceptrons ⬇️

Rationale and methodology for testing auditory cognition in songbirds.

Seasonal and diurnal patterns of black-capped chickadee (Poecile atricapillus) vocal production

Seasonal variation of vocal behaviour in a temperate songbird: assessing the effects of laboratory housing on wild-caught, seasonally breeding birds.

Sometimes a stick might just be a stick

Sometimes slower is better: slow-exploring birds are more sensitive to changes in a vocal discrimination task

Statistical classification of black-capped (Poecile atricapillus) and mountain chickadee (Poecile gambeli) call notes

The effect of schedules of reinforcement on the composition of spontaneous and evoked black-capped chickadee calls.

The effects of anthropogenic noise on feeding behaviour in black-capped chickadees (Poecile atricapillus)

Thinking outside the box: a tribute to the contributions of Ronald G. Weisman.

Timbre influences chord discrimination in black-capped chickadees (Poecile atricapillus) but not humans (Homo sapiens).

Using an artificial neural network to classify black-capped chickadee (Poecile atricapillus) call note types.

When is a choice not a choice? Pigeons fail to inhibit incorrect responses on a go/no-go midsession reversal task

ZENK activation in the nidopallium of black-capped chickadees in response to both conspecific and heterospecific calls

ZENK expression following conspecific and heterospecific playback in the zebra finch auditory forebrain

ZENK expression in the auditory pathway of black-capped chickadees (Poecile atricapillus) as a function of D note number and duty cycle of chick-a-dee calls