Do you know why blue-footed boobies have blue feet? Author Laura Erickson does, and you’ll find the answers to this and many ...

A flamingo looks like a bird cooked up by an exuberant ... Chicks hatch with white feathers that turn gray—and later take their pink color from aqueous bacteria and beta-carotene obtained ...

While studying the feathers ... she originally set out to examine birds and bird flight. In collaboration with other partners, she later began looking at insects and organisms that transition from one ...