Meet the "Snot Otter," North America's Biggest Salamander

If you've splashed around in the creeks of Appalachia, you may have been close to the largest salamander in North America, the Eastern hellbender, but you probably wouldn't have known it. Learn about this magnificent critter in a short documentary produced by Freshwaters Illustrated and the US Forest Service. » 10/24/14 5:35pm Today 5:35pm

Here's What Crows and Ravens Are Really Saying

OK, so we don't know exactly what they're saying, though I suspect that at least some of the time they are yelling, "Give me a peanut, human!" But this fantastic video from ornithologist Kevin McGowan helps you recognize the difference between crow and raven calls, as well as what they could mean. » 10/23/14 3:03pm Yesterday 3:03pm

This Truculent Duck Evolved The Bodily Equivalent Of Brass Knuckles

Everyone, meet the steamer duck. The steamer duck is one bad mother. See those orange nubbins on its wings? Those are keratinized spurs, which the steamer duck has evolved to wallop the living cuss out of any creature hapless enough to cross its path. (See that red stuff on the duck's head? Yeah. That's blood.) » 10/19/14 5:03pm Sunday 5:03pm

Gorgeous Drone Footage Of Killer Whales Is The First Of Its Kind

Earlier this year, researchers came together to investigate the health and habits of killer whales using a custom-built, remotely operated hexacopter. The study, which resulted not only in incredible footage but fascinating observations, is the first to incorporate a drone in the monitoring of killer whales. » 10/19/14 4:59pm Sunday 4:59pm

How A Single Parasite Species Can Change Every Life-Form Around It

Parasites are nature's freeloaders, living off their hosts while giving nothing in return. But scientists have come to appreciate that even the greediest parasites can indirectly benefit other species by manipulating ecosystems—providing food, assisting predators and even building habitats. » 10/17/14 5:07pm 10/17/14 5:07pm