Why do humans wear clothes? One reason is that changing outfits allows people to tailor their look in hopes of attracting or ...

The best time to watch for hummingbirds is just before sunset.  This is where all the hummingbirds drink all the nectar they ...

With more than 50 species found in this small country, the hummingbirds of Costa Rica put on an amazing show. Here are eight ...

Find out what a broad-billed hummingbird looks like and sounds like. Plus, find out where you can spot these colorful, tiny fliers.