What Does a Violet-Crowned Hummingbird Look Like? Both male and female violet-crowned hummingbirds measure about 4 inches with snowy white underparts. No other U.S. hummingbird shares the starkly ...

Human color vision depends on three types of cones—special cells sensitive to red, blue, or green light. However, many birds, reptiles, and fish have an additional kind of cone that can pick up ...

A look at the tiny and mighty migrators buzzing around our flowers. There are more than 350 different species of hummingbirds across the Americas. Their little bodies have big appetites and they eat ...

As a species, we humans are quite taken with our intelligence and supposedly expanded awareness compared to other living creatures. In reality, we don’t see nearly as much. Hummingbirds, for instance, ...