What are some animals that give birth to huge numbers of offspring at once?” (Watch a female sea urchin produce millions of eggs.) The mola, or ocean sunfish, looks like an animal cracker someone bit ...

Nighttime underwater photos show fish hanging out with jellyfish and anemones — perhaps seeking their protection.

When Dwayne LaGrou asked Weird Animal Question of the Week what animals have the largest eyes for their body size, we were ...

From their odd appendages to their unsavory hygiene, certain animals suffer an image problem. But their awkward attributes can be their biggest advantages. Found across every continent except ...

It smells of manure and is stained by tobacco juice. It's where tough men dance to keep loose and a few men say their last ...

Highlighting the best wildlife photography across land and sea, these the winners photos from this year's Wildlife ...

Prioritizing which animals and plants to help is driven mostly by whether we like them or not. Some experts say that may not ...

In a 1970 National Geographic feature, paleoanthropologist Richard Leakey—son of Louis and Mary Leakey—recounted his ...

Long thought extinct, a 750-limbed creature has been found near Silicon Valley—and this millipede's got claws and even its own "clothing." ...

The winners of the 51st annual Nikon Small World photo contest offer a glimpse at some of the tiniest—and most beautiful—parts of the natural world.

A miniature dachshund survived in the wild for 529 days. Could your dog? Experts say it depends on these traits. A group of dogs greets their human family on a farm. In late April, a miniature ...

Tourists swim in a cenote, or flooded cave, outside Playa del Carmen, Mexico. The Yucatan Peninsula is dotted with thousands of these interconnected limestone caves, which are fed by a ...