Birds boast some of the most vibrant colors among terrestrial animals. Our pretty avian friends have inspired our Democrat and Chronicle photographers for years and captured the imaginations of many ...

Zebras, a children’s tale goes, became striped after “standing half in the shade and half out of it.” While the author, Rudyard Kipling, wasn’t a biologist, his story may hold some truth: research ...

Migrating birds 'out of sync' and hungry | The remarkable migration of the black swift | How birds get their colors | Trouble in Arizona's Sky Islands | The turkey vulture as meteorologist| A need for ...