Desert birds lay larger eggs when they have more helpers to feed their chicks, new research shows. White-browed sparrow weavers live in family groups in which only a dominant pair breeds and their ...

Discover these stunning birds that lay striking blue eggs — nature’s vibrant twist on the art of reproduction.

Pablo Capilla-Lasheras has received funding from the Biotechnology and Biological Sciences Research Council (UK) and currently works at the University of Glasgow. Tswalu Kalahari Reserve is a ...

Q. When we studied high school biology, our teacher said more than 99 percent of animals lay eggs and only a few give live birth. That percentage seems too high. Humans, dogs, cats and cows are ...

This week, researchers reported that mild dietary stress supports healthy aging. Engineers created artificial neurons that ...