The mourning dove is smaller and less brightly colored than the passenger pigeon. The iris of the adult mourning dove is dark brown; that of the adult male passenger pigeon was bright red, and the ...

Baby pigeons – known as squabs – stay in the nest and away from human eyes until they take on adult appearance. Pigeons are big fans of co-parenting, with both mum and dad sharing the care for ...

Adult female: like male, but iridescence on neck and breast more restricted and subdued. Juvenile: generally browner, lacks iridescence; orbital skin and feet gray. The rock pigeon was introduced ...

Chewed gum? Something the cat spit up? No, that, my friend, is a baby pigeon. If you've ever wondered why you see tons of ...