There have been dozens of yeti sightings in Colorado. There is no evidence of the yeti's existence, but actual researchers in Colorado are trying to find them.

Do you know why blue-footed boobies have blue feet? Author Laura Erickson does, and you’ll find the answers to this and many other great questions in her book, The Bird Watching Answer Book. (For the ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...