Why do chickens and turkeys have white meat and dark meat? And, like, gross, but .. do humans have the same thing? It's all about our muscles: what they're made of, and what they're made for. Quick Questions has the answers!

Tiny versions of chromosomes show up in things like birds, reptiles, and amphibians. These mysterious lint-like flecks may be the building blocks for our entire genomes.

When we breathe out, we empty our lungs. But an ancient reptile figured out a more efficient way to breathe, which ultimately helped birds dominate the skies.

Surround a wild animal with humans, and there are bound to be some changes. Here are five animals that show differences in captivity.

You might think that fish ride the undercurrents with all their buds to avoid the hungry mouths of predators - safety in numbers, right? But, it turns out, there’s more to consider when asking why fish swim in schools.

You should always wear sunscreen when you're playing outside, but you may have noticed that animals are outside all the time and they don't need sunscreen. Why?

We're on the edge of a new frontier in art and creativity -- and it's not human. Blaise Aguera y Arcas, principal scientist at Google, works with deep neural networks for machine perception and distributed learning. In this captivating...

Recent proof-of-concept studies showed that researchers were able to survey animals in an area simply by vacuuming up DNA in the air.

Thievery is a known survival strategy in the wild. But you couldn’t steal a toxin...or could you? Meet 5 animals that turn someone else’s poison into their own weapon of choice. PORE-FORMING TOXINS 0:50 BIRDS-FOOT TREFOIL 2:45 SIX-SPOT...

Jessi and Squeaks are packing up for a long trip, but before saying goodbye, wanted to share some of their favorite videos.

Poop: it's gross... it's funny... it's educational?! Join Jessi and learn all about how you can observe poop in your neighborhood to figure out what kinds of animals live near you! Just don't touch it!

The origin story of turtles is a mystery that has perplexed many for centuries, but thanks to more recent studies, we might be one step closer to figuring out their lineage.

Humans are known to carry a tune, but we're hardly the only animals that sing. In fact we've got five of nature's finest singers, and what makes them so unique. Chapters View all BIRDS 1:17 BATS 3:26 FRUIT FLIES 5:18 MICE AND RATS 7:09...

Not all non-native species are totally terrible! Here are six of them can actually do more good than harm. chapters BROWN TREE SNAKE Credit: Pavel Kirillov 0:15 HORSES 1:40 WILLOW FLYCATCHER Credit: Dominic Sherony 2:49 TAMARISK SHRUB...

Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.

In the animal kingdom, monogamy is rare and cheating is common, even among seemingly faithful species like the superb fairy wrens. This video explores the biological reasons behind infidelity in birds, highlighting how mating strategies...

Here's something to think about the next time you clean your windshield.

On remote, rocky North Pacific islands, you may find a cute little bird that just so happens to smell like tangerines.

For a long time, scientists have debated whether dinosaurs were warm-blooded or cold-blooded. Turns out, they were probably somewhere in between.

This week, scientists discover something in a fish fossil that might give us a hand in finding our earliest land-dwelling ancestors.

We tend to think of fossils as dinosaur bones or petrified wood, but what if we told you that there's a lot we can learn from fossilized waste?

Unlike humans, domestic canaries don’t have the option of social distancing when one of their own is ill. But canaries may have evolved a nifty workaround for protecting their populations when disease strikes!

Imitating nature to build a better (or possibly more terrifying) future. We've been trying to build flapping-wing robots for hundreds of years, and now, ornithopters are finally being developed, and may be used mostly for military...

There are estimated to be over 18,000 different bird species with a wide variety of nest shapes and sizes. From teeny, adorable cups to massive compost mounds, the diversity of birds’ nests is definitely impressive. Chapters 1 BALD...