Millions of birds invisibly migrate through the night sky each autumn, most flying in near silence toward their wintering ...

Thanks to the international pet trade, populations of exotic animals are popping up in unexpected places worldwide. One of these successful invaders is the monk parakeet: a small, green parrot native ...

Q:While at the campgrounds at Hammonassett Beach in Madison, Conn., I saw wild parakeets flying around! And there were these large nests that the birds were entering. Is it true they came from a pet ...