Sicily's Mount Etna erupted over the weekend.
Florida's newest invader has a fearsome reputation—but there's no need to worry about it yet, experts say.
Two black mambas vie for dominance during mating season in South Africa, in a rarely observed display of power.
Hundreds of babies have appeared off the Oregon coast, but it’s unclear how the youngsters will fare as they face a deadly wasting disease.
The recent controversy over a bison calf in Yellowstone is just the latest in a series of tough choices on wild animals in trouble.
More than a million small-scale miners in this island nation are poisoned, which is leaving children with crippling birth defects.
Animal News From National Geographic