d820cd01-64dd-4dfb-b312-8c0832fb54b1
Facultative and persistent offspring sex-ratio bias in relation to the social environment in cooperatively breeding red-winged fairy-wrens (Malurus elegans)Wintering geese trade-off energetic gains and costs when switching from agricultural to natural habitatsBiological Earth observation with animal sensorsHeavy decline of the largest European Arctic Skua Stercorarius parasiticus colony