Butterflies might get all the credit for being the pretty ones, but moths can definitely share the spotlight. Some of these ...

Calliope Hummingbird Identification and Size Measuring a mere 3 inches long and weighing one-tenth of an ounce, roughly the ...

Despite the name, these invasive birds are not actually sparrows but weaver finches, related to other weavers in Africa and elsewhere. European Starling Starlings, which are from Europe and Asia, ...

Fall migration is happening earlier for a North American bird species that is already in rapid decline, adding pressure to ...

There are two species of streamertail hummingbirds on the island of Jamaica, West Indies—one with red-billed males (Trochilus ...

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...