The Tulsa Zoo is home to three hyacinth macaws, but will soon be getting a fourth. Zookeepers say they are very smart birds and can live for more than 50 years.

The natural world is full of bright surprises, like these amphibian, insect, avian—and even mammal—species Why are some ...

Baby geese toddle in and out of Lake Casitas near Ojai. Great horned owlets begin to venture from a palm tree nest. Wide-eyed ...

The location, shape and construction of a nest is as good a way to identify a species as is feather colour or song is to another birdwatcher, says columnist ...

Columnist Shannon Brennan writes that bluebird chicks generally fledge 16 to 21 days after hatching, but they don't want to take flight too soon.

It's easy to see where it got its name from.