Squeaks is back from his trip around the world! In this episode, he and Jessi discuss the first stop on his trip: Yellowstone National Park.

So you've probably heard by now that a biotech company called Colossal Biosciences has brought dire wolves back form extinction. Or at least.... they SAY they did. We wanted to break down all the science in their claims, and get to the...

Have you ever heard of the Emu War? It was a hilariously disastrous attempt at wild animal population control, and while you'd think that humans would have gotten better at that sort of thing in the last hundred-ish years, that doesn't...

Some scientists believe we are in the middle of Earth’s sixth mass extinction: a big, precarious game of Jenga that involves every ecosystem on the planet. In this episode of Crash Course Biology, we’ll see how conservation biology aims...

Why do wolves howl? With the help of AI, we're getting closer to an answer. Linguist and software engineer Jeffrey T. Reed shares his research on wolf sounds in the wild, revealing the surprisingly complex range of vocalizations — barks,...

You might think of national parks as a nice place to see a geyser, or a big ol’ canyon, but over the past 100 years, US national parks have produced some of the biggest, oldest, deepest, and creepiest discoveries that have been made in...

Wolves are amazing hunters, so they tend to be apex predators wherever you find them...including one region in Alaska where these land-based predators sit atop a marine food web.

Being infected with a parasite is bad, right? So why are wolves in Yellowstone National Park infected with Toxoplasma gondii some of the most successful individuals<br/>

Woolly mammoths, our favorite ice age proboscidean, disappeared from Europe and North America at the end of the last ice age, about 10,000 years ago. Today, we’ve teamed up with TierZoo to solve one of the mysteries about these...

Because of their strange combination of bear-like and dog-like traits, they’re sometimes confusingly called the beardogs. And even though you’ve never met one of these animals, the beardogs are key to understanding the history of an...

We’re still figuring out the details, but most scientists agree that it took thousands of years of interactions to develop our deep bond with dogs. When did they first become domesticated? Where did this happen? And what did the process...

Hyenas weren’t always able to eat bones. In fact, only a few million years ago, they lived very different lives.

Scientists are discovering new species at the bottom of the ocean and deep in the rainforest, but there are also plenty of new animals being discovered in cities around the world!

It’s so easy to forgive a dog, especially when they start with those puppy dog eyes. As it turns out, those puppy dog eyes and the effect they have are no accident and the result of centuries of domestication.

When you see a black cat, you might think of witches and goth bands, but they're also a great example of a melanistic animal, and they're not the only ones!

After watching Game of Thrones or playing DND, you might wonder if Dire Wolves were actually real. Turns out, these were real animals that lived during the last Ice Age, but they weren't actually...wolves? Join Hank Green and learn what...

The toughest, most dominant canine gets the resources and respect - or at least that's the idea that caught on culturally. Turns out, that's not necessarily how it works.

You might think of national parks as a nice place to see a geyser, or a big ol’ canyon, but over the past 100 years, US national parks have produced some of the biggest, oldest, deepest, and creepiest discoveries that have been made in...

Thanks to humans, old school apex predators are struggling to hold onto their perch at the top of the food chain. And now a new class of adaptable mesopredators are remaking the ecosystems they take...

This is not a Game of Thrones fan fiction episode. Dire wolves were real! And thousands of them died in the same spot in California. Their remains have taught us volumes about how they lived, hunted, died and way more about any animal's...

The toughest, most dominant canine gets the resources and respect - or at least that's the idea that caught on culturally. Turns out, that's not necessarily how it works.

Dr. John Roach joins the Talk Show to talk about his ecological studies and then Jessi brings on Freckles the leopard gecko.

The video discusses how domesticated animals have undergone physical changes, particularly in terms of brain size reduction, as a result of long-term partnership with humans.

We thought that we taught dogs how to play fetch, but some adorable wolf pups may have just proved us wrong. Also some plants may be immortal?