Eggs, Germany and Medical - Animal Rights Zone

Birding Longcanggou, Sichuan again (but maybe for the last time)

10,000 Birds

MARCH 6, 2023

Apparently , they use the presence of their own eggs as a cue for recognizing parasitic eggs – so without the presence of their own eggs as a template they fail to recognize a parasitic egg. Some individuals even rejected their own eggs when they were in the minority.

Eggs

Eggs China Birds Mammals

The Secret Perfume of Birds: Uncovering the Science of Avian Scent–A Book Review

10,000 Birds

AUGUST 2, 2022

One of Whittaker’s first experiments was to place other birds’ preen oil on the nests and eggs of Dark-eyed Juncos. The Juncos reacted to alien scents, even temporarily reducing the time spent on the nest.

Science

Science Research Birds Turkey

Animal Rights Zone

Birding Longcanggou, Sichuan again (but maybe for the last time)

The Secret Perfume of Birds: Uncovering the Science of Avian Scent–A Book Review

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