In the penultimate episode of Crash Course Zoology, we use everything we've learned so far to try and figure out what a "species" even is anyway! As you'll see, the incredible diversity of animals ...

Picture an “animal” in your mind right now. What does it look like? A dog? A lion? Maybe a sloth, pangolin, naked mole-rat, or even just a human? There’s a good chance that you imagined a mammal, ...

Pack animals are fascinating studies, demonstrating complex social relationships, strategic survival skills, coordinated hunting abilities, and protectiveness of each other. Watch this video to learn ...

Our planet is full of incredible animals, and new creatures are being discovered every year. The way that animals have adapted to survive is fascinating, with some developing close relationships with ...

The scientists analyzed nearly 71,000 wild animal species — from corals to reptiles, insects to mammals — assessed by the IUCN Red List and categorized them according to climate-related threats they ...

Life depends on genes being switched on and off at exactly the right time. Even the simplest living organisms do this, but usually over short distances across the DNA sequence, with the on/off switch ...