Topic: food chain

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Swimming with the whale sharks of Isla Mujeres

A whale shark (Rhincodon typus) feeds on bonito eggs just off the Yucatan peninsula in this video from underwater camera operator and filmmaker Simon Spear of View from the Blue Productions. Whale sharks, the planet's...

An endangered Philippine Eagle chick grows up

The Philippine eagle is one of the world's largest and rarest birds of prey. Fewer than 900 adults remain on just four Philippine islands. It took four weeks of searching, seven filming platforms, and five months, to ...

The incredible secret life of London’s bees

How are London's bumblebees like the city's cabbies and the Queen's guard? Get an incredible, up-close look at how bees can thrive in a bustling city, sometimes flying up to seven miles a day to look for food. "That's...

How can weaver ants protect an entire orchard?

In this mango orchard in Northern Thailand, weaver ants are nurtured so they can thrive and protect the harvest. The ants hunt the pests that would eat the mangoes, eliminating any need to use harmful chemical pestici...

How do ocean currents work?

In 1992, a cargo ship carrying bath toys got caught in a storm. Shipping containers washed overboard, and the waves swept 28,000 rubber ducks and other toys into the North Pacific. But they didn’t stick together -- th...

Nature’s Vanishing Trick

Teenage Action For Conservation youth ambassador Lily Macfarlane created this video to highlight extinction and loss of biodiversity in our local ecosystems: Nature’s Vanishing Trick. British writer Robert Macfarlane,...

Dung Beetle Battle

Which dung beetle will prevail in this battle for a ball of poop? Watch this NatGeo Wild video and make your best guess. The two creatures, most likely copper dung beetles, were filmed fighting over their treasure in ...

Studying the oak, caterpillar, great tit food chain

Winter moth caterpillars are the favorite food of great tit birds in England's Wytham Woods. Because of this, great tit parents time their breeding so that there are lots of caterpillars to feed their hungry hatchling...

The turret spider’s camouflaged towers

Mud, moss, bark, leaves, and other forest materials cover the towers made by California turret spiders, camouflaging these unusual lairs. Inside, the towers are lined with white silk and can extend six inches down int...

Pop! Hungry caterpillars vs. touch-me-not seed pods

Touch-me-not Balsam pods explode without warning when they're ready to disperse their seeds. The seed pods also happen to be the Netted Carpet Moth larva's favorite food. So what happens when this hungry caterpillar e...

Emperor penguin chicks defend against a giant petrel

How can a group of emperor penguin chicks protect themselves against predators as they take their first journey to the water without their parents? They create a defensive circle, stand as tall as they can, and peck a...

The revealing world of dinosaur poop (coprolites)

In Choteau, Montana, there's a fossil quarry that's famous for an epic discovery: the very first baby dinosaurs found in a nest. This fossilized evidence was pivotal in our understanding of how some dinosaurs raised t...

The expertise of killer whale grandmothers

Pods of killer whales [also known as orcas] inhabit the waters of every major ocean on Earth. Each family is able to survive thanks mainly to one member, its most knowledgeable hunter: the grandmother. These matriarch...

Saving the Island Fox

How did a team of conservationists, veterinarians, and volunteers help a rare species of fox come back from the brink of extinction? And why did this little fox almost go extinct in the first place? This is the st...

What do sand dollars look like when they’re alive?

Pristine white sand dollars have long been the souvenir to commemorate a successful day at the beach. But most people who pick them up don’t realize that they’ve collected the skeleton of an animal, washed up at the e...

Planet-changing ‘invisible’ microbes on the deep sea floor

"We're making progress at a rate that's outpacing the textbooks. We can't write textbooks fast enough to cover all of the really fundamental discoveries that are happening in the field of microbial ecology right now.....

The ‘Swiss Army knife’ legs of a house centipede

So. Many. Legs. Thirty legs arranged in a fluttery burst-like arrangement. This is the Scutigera coleoptrata, a house centipede. And though some may think they're creepy or gross, or dangerous to humans (they're not),...

Why do goats have rectangular pupils?

In this 'I Wonder Why' episode from World by Charlie, Casey Engelman wants to know why goats have rectangular pupils. Her brother and host Charlie Engelman didn't know either, so they did some research. Those hori...

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