The magnetic compass is the last unknown sense in migrating animals. For some scientists, the monarch butterfly is leading ...

A tiny, avian newcomer has fluttered into a yard in Chilmark, and bird watchers still have a chance to see it.  For the first ...

A white-necked jacobin hummingbird chick surprises scientists, scaring away wasps by mimicking a poisonous caterpillar.

Ruby-throated hummingbirds are among some of the most incredible migrating animals, traveling hundreds of miles in a single flight.

We’re off to a cold and snowy winter. And wouldn’t a hummingbird be feeding at a residence in Wyoming. The homeowners are ...