Newly described bone collector caterpillars build a silken case around their bodies and adorn it with dead insect body parts ...

Like hermit crabs, these caterpillars carry their cases with them as they move before emerging from them as full grown moths.

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, ...

Birds Are the Best Part of Spring We all need little signs of spring. When the wind chill dips and another bout of cold ...

The dapper black and yellow bobolink likes the Chicago area so much he flies here every spring from South America—a journey ...

Biologists have long debated why some plants and animals can adjust to a wide range of climates, while others can't.

The wild sifaka is undoubtedly one of the most entertaining and delightful animals to watch in the entire animal kingdom.