White-lined sphinx moths can fly 25 to 35 mph, very similar to the average speed of hummingbirds. Next, meet the colorful ...

The male ruby-throated hummingbird does indeed have a striking red throat, though the female of the species does not. You would have to look quickly to see either, however, as these speedy little ...

Like many “western” hummingbirds, the broad-tailed is increasingly found in late fall and winter in the southeast. Polytypic (2 ssp.; nominate in North America). Length 3.5–4"; bill 16–20 mm.

I write about the world of biology. Here are nine hummingbird species that will amaze you with their intricate lives, from dazzling ... [+] feathers to extraordinary behaviors. Hummingbirds ...