Yolk hormones Maternal care Animal behavior Neurons Acoustics Motor Activity Egg Yolk Animal welfare Synchronization Comportement Feeding activity Circadian rhythm Biochemical status Arácnidos Bird HVC Biochemistry Genetic Coturnix Rythme circadien Testosterone Precocial bird Ontogenèse Pardosa saltans Ultradian rhythm Maternal behaviour Behavioural development BIEN-ETRE ANIMAL Maternal behavior Songbirds European Starlings Adoption Behavior Age Factors Adult plasticity Tonic Auditory Perception Anesthesia Animal European quail Influences maternelles Statistics Social Environment Nonparametric Starlings Birds Sex differences Newborn Stress Progesterone Lateralization Vocal communication Spatial behaviour Electrophysiology Animals Lycosid Caille japonaise Attention Stress chronique Brain plasticity Émotivité Maternal effects Birdsong Fear Exploratory Behavior Sex Factors Female Male Operant conditioning Reproduction Androgens Aggression Coturnix coturnix japonica Androstenedione Vocalization Song system Chronic stress European starling Auditory processing Comportement maternel Prenatal stress Animal tracking Melatonin Social motivation Adaptation Body Weight Social behaviour Attachment Behaviour Oiseau Maternal influence Auditory perception Selection Coturnix japonica Starling Arachnids Corticosterone Japanese quail Quail Immobility Response