House martins may find his 17th-century North Yorkshire house sufficiently des res, but to nurture the swifts, barn owls and kestrels, locally made nests are called for ...

The U.S. was once the world’s most geographically mobile society. Now we’re stuck in place—and that’s a very big problem.

The current strain of bird flu is spreading from wildlife and livestock to house cats. To keep pets healthy, many virologists ...

It is not a real surprise that the smallest birds in the world belong to the family Trochilidae, commonly known as hummingbirds. However, even within the hummingbird family, there are large ...