Butterflies come in an almost unimaginable number of colors -- whether taking flight or resting on a leaf, the showy insects deserve a showcase.
It's a rough and tumble world for children in the animal kingdom, and some dads are just plain bad.
Hugging trees can be good for one's health, concludes a new study that finds tree hugging offers multiple perks.
The animal kingdom is full of vocal mimics, including some who use the skill to cleverly outwit others.
Check out these charged organisms that use electricity to talk, to hunt and to defend themselves.
Hummingbirds are remarkably successful little birds with a long and colorful history.
Get up close and personal with bees, flies and more, in these insect portraits.
The newest member of the National Zoo's panda family charmed zoo visitors on Saturday.
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