Calliope Hummingbird Identification and Size Measuring a mere 3 inches long and weighing one-tenth of an ounce, roughly the same as a table tennis ball, the Calliope hummingbird is incredibly tiny.

Primarily a Mexican species, the violet-crowned hummingbird reaches the northern limit of its range in extreme southeast Arizona and adjacent southwest New Mexico. Its presence in the U.S. is ...

An Anna’s hummingbird calls out from the bare branch of a Hachiya persimmon tree in a Santa Cruz backyard. According to ...

For birds the size of hummingbirds to survive 15-degree weather is likely nothing short of amazing to many people, but in ...

When it was turned on and vibrating within the range of electric fields that emanate from hummingbirds, almost all mites stayed and lifted their two front legs toward the electrode. In the first ...

Although well out of their typical range, Rufous, black-chinned, buff-bellied and other hummingbirds can be found in Mississippi during winter. But how can those tiny birds survive when ...