News Headline

Hot as shell: birds in cooler climates lay darker eggs to keep their embryos warm

Source
Phys.org

Publication Date
2019-10-29

Birds lay eggs with a huge variety of colours and patterns, from immaculate white to a range of blue-greens and reddish browns.The need to conceal eggs from predators is one factor that gives rise to all kinds of camouflaged and hard-to-spot appearances.

Content
https://phys.org/news/2019-10-hot-shell-birds-cooler-climates.html