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List of works by Julio Blas

A complex plumage pattern as an honest social signal

Adaptive allocation of stress-induced deformities on bird feathers

scientific article published on 01 March 2004

Adrenocortical response to stress and thyroid hormone status in free-living nestling white storks (Ciconia ciconia) exposed to heavy metal and arsenic contamination

scientific article

Behaviour-related DRD4 polymorphisms in invasive bird populations

scientific article

Carotenoids and Skin Coloration in a Social Raptor

Cell-mediated immune activation rapidly decreases plasma carotenoids but does not affect oxidative stress in red-legged partridges (Alectoris rufa).

scientific article published on July 2008

Coping with uncertainty: breeding adjustments to an unpredictable environment in an opportunistic raptor.

scientific article

Corticosterone implants produce stress-hyporesponsive birds

scientific article published on 11 October 2018

Costs of migratory decisions: A comparison across eight white stork populations.

scientific article published on 22 January 2016

Different location sampling frequencies by satellite tags yield different estimates of migration performance: pooling data requires a common protocol

scientific article (publication date: 2012)

Don’t neglect pre-establishment individual selection in deliberate introductions

scientific article published in 2012

Effects of Ontogeny, Diel Rhythms, and Environmental Variation on the Adrenocortical Physiology of Semialtricial Black Kites (Milvus migrans).

scientific article published on 18 February 2016

Emerging laws must not protect stray cats and their impacts

scientific article published on 4 May 2022

Experimental tests of endocrine function in breeding and nonbreeding raptors

scientific article published in July 2011

Extra-pair paternity in the socially monogamous white stork (Ciconia ciconia) is fairly common and independent of local density

scientific article

Flexible navigation response in common cuckoos Cuculus canorus displaced experimentally during migration

scientific article

Individual improvements and selective mortality shape lifelong migratory performance

scientific article

Lifetime variation in feather corticosterone levels in a long-lived raptor.

scientific article published on 27 August 2016

Management-Related Traffic as a Stressor Eliciting Parental Care in a Roadside-Nesting Bird: The European Bee-Eater Merops apiaster

scientific article

No effect of satellite tagging on survival, recruitment, longevity, productivity and social dominance of a raptor, and the provisioning and condition of its offspring

scientific article published in 2015

Overland and oversea migration of white storks through the water barriers of the straits of Gibraltar

scientific article published on 01 December 2020

Physiological stress levels predict survival probabilities in wild rabbits

scientific article published on 29 January 2007

Predictors of floater status in a long-lived bird: a cross-sectional and longitudinal test of hypotheses.

scientific article

Raptor nest decorations are a reliable threat against conspecifics.

scientific article published in January 2011

Selection on a behaviour-related gene during the first stages of the biological invasion pathway

scientific article

Short- and long-term consequences of individual and territory quality in a long-lived bird

scientific article published on 14 March 2009

Simultaneous analysis of multiple PCR amplicons enhances capillary SSCP discrimination of MHC alleles.

scientific article published in April 2010

Skeletal pathology in white storks (Ciconia ciconia) associated with heavy metal contamination in southwestern Spain

scientific article published on 01 January 2005

Stress response during development predicts fitness in a wild, long lived vertebrate.

scholarly article

Testosterone increases bioavailability of carotenoids: insights into the honesty of sexual signaling.

scholarly article

The number of life-history stages does not influence the androgen responsiveness to male-male interactions: sedentary and migratory black redstarts (Phoenicurus ochruros) do not elevate testosterone in response to simulated territorial intrusions.

scientific article published in May 2014

Tonic immobility is a measure of boldness toward predators: an application of Bayesian structural equation modeling

article

Tracking stress: localisation, deposition and stability of corticosterone in feathers

scientific article