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.
Primitive Technology: Wood shed and Native bee honey
AdultsConstructionNatureDIY It has been raining here quite a bit in what should normally be the dry season. The wattle and daub hut is standing up well despite this (see video).
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.
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?
Leopard Mother Rescues Cub from Wild Dogs
AdultsAnimalsNatureWildlife A young leopard is taught a lesson in caution after a close call with a group of African wild dogs.
The Deadliest Being on Planet Earth - The Bacteriophage
AdultsBiologyGeneticsNatureScienceHealth... A war has been raging for billions of years, killing trillions every single day, while we don't even notice. This war involves the single deadliest being on our planet: The Bacteriophage.
How squids outsmart their predators
AdultsAnimalsBiologyNature There are about 500 species of squid, and they live in all the world's oceans, making them a reliable food source for whales, dolphins, sharks, seabirds, fish - and even other squids. As a result, the squid's most extraordinary adaptations are those that have evolved to help them thwart these predators.
What's the difference between hibernation and sleep?
AdultsAnimalsNature The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping into a state of suspended animation.
Primitive Technology: Round hut
AdultsConstructionNature I built a round hut using palm thatch and mud walls to replace the damaged A-frame hut built a few months ago.
Primitive Technology: Sling
AdultsCreativityNatureTechnologyDIY... A sling is a weapon used to fire rocks farther and harder than could be thrown by hand alone. I made this sling from bark fiber that I made into cord.
A simple way to tell insects apart
AdultsAnimalsNature There are nearly a million known insect species in the world, but most have one of just five common types of mouthparts.