Why Do Some Animals Eat Poop?
AdultsPetsAnimals Animals eat their own poop in order to gain extra access to nutrients or to microbes that help digest those nutrients.
Watch A Free-Diver Rescue This Entangled Whale Shark
AdultsAnimalsGlobal WarmingNatureWildlifeEnvironment... A Hawaiian family spotted this whale shark while free-diving off the coast of Lanai. First, they were excited about the rare sighting of the 20-foot-long endangered shark.
Inside the Lives of Butterfly Traders
AdultsAnimalsBusinessNature Step into the murky world of capturing and trading butterflies, where prices start at pennies and run into the thousands.
The Galapagos Islands Are a Pristine Paradise | National Geographic
AdultsAnimalsNatureWorld The Galapagos Islands are a living laboratory of evolution and helped inspire Charles Darwin.
Peek Inside the Strange, Secret World of Bugs
AdultsAnimalsNature England's New Forest holds some of the most remarkable creatures, but you might have to look under a rock to find them.
Why don't poisonous animals poison themselves?
AdultsAnimalsNature Thousands of animal species use toxic chemicals to defend themselves from predators.
Why Are Wild Parrots Disappearing in Miami?
AdultsAnimalsCitiesNature In Miami, conservationist Daria Feinstein is on a mission to save the beautiful Blue-and-yellow Macaw-before it's too late.
Why Only Some Monkeys Have Awesome Tails
AdultsAnimalsNature Almost all mammals with prehensile tails live in the neotropics because the forest is different there.
Every Dinosaur In 'Jurassic Park' Series Explained
AdultsAnimalsFilmNature Nathan Smith, associate curator in the Dinosaur Institute at the Natural History Museum of Los Angeles County, talks about every dinosaur that appears in the Jurassic Park films.
Which Life Form REALLY Dominates Earth?
AdultsAnimalsBiologyNature Are humans really Earth's most dominant species? Let's put all of the planet's living things on a scale and see what has amassed the most mass.
Rise Of The Mesopredator
AdultsAnimalsMusicNature Thanks to humans, old school apex predators are struggling to hold onto their perch at the top of the food chain.
Why Don't Sled Dogs Ever Get Tired?
AdultsAnimalsHealthNature Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism.
How Evolution Turned A Possum Into A Wolf
AdultsAnimalsBiologyNature ntil the early 20th century, Tasmania was home to a very weird wolf-like creature. Except that it wasn't a wolf. Even though it looked like a wolf.
See What It Takes to Hide a Secret Tracker in a Rhino Horn
AdultsAnimalsNature In Tanzania, a team of veterinarians are on a covert mission to protect the black rhinoceros from poaching.
Why Some Animals Follow The Moon
AdultsAnimalsEnvironmentNature Organisms of all shapes and sizes synchronize their behaviors using biological clocks. Some keep pace with the daily rising and setting sun using circadian rhythms.
How Cats Became our Feline Overlords
AdultsAnimalsHumanPets Check out how cats became our favorite little murder machines.
Are naked mole rats the strangest mammals?
AdultsAnimalsNatureScienceBiology... What mammal has the social life of an insect, the cold-bloodedness of a reptile, and the metabolism of a plant?