Imagine a world where the only animals roaming the earth are domesticated. One day, we might not have to imagine the scenario of no wild animals—and that day approaches faster than predicted. A video explains the evolution from...

Along came a spider, who sat down beside her. She screamed, but RJ wouldn't smash it because spiders are a limiting factor for other insects in an ecosystem. In this video, other common limiting factors for populations are listed....

A three-minute clip covers a new strategy for protecting the coral reefs of Fiji while still allowing fishermen to harvest the fish that people survive on. Connectivity is the name of the game. This colorfully animated resource is a...

Vultures may be difficult to imagine as super-heroes. They eat rotten meat, puke acid, and certainly aren't very attractive. However, recent research has shown how essential they are to the ecosystem. A short animated video reveals how...

It turns out wolves are not quite as wolfish as they used to be. Part of a larger playlist  on mammals, the video offers an in-depth look at the wolf populations of today which, in some cases, are more coyote than wolf. The...

What do a New York socialite and a panda bear cub have in common? An intriguing video from a larger playlist on mammals presents the story of America's first captive panda, Su Lin. Follow the adventurous tale from the bamboo forests...

Whether you call it a walking artichoke, or a pinecone anteater, pangolins are pretty cool! The narrator of a video from a larger playlist exploring mammals introduces young zoologists to the pangolin from the specimen room of the Field...

A eloquent narrative and unique animation expound on the megafauna and megaflora that once dominated the planet and helped keep ecosystems in balance. Is there anything that can be done to undo the damage we've done? The speaker proposes...

Sea turtles face a lot of adversity: storms, predators on land and in the sea, and eggs that don't hatch, but the biggest threat to these magnificent and ancient creatures is human activity. From poaching to pollution, from trash to...

What is an Alala? It is a crow native to the Hawaiian Islands, and it's endangered. Learn about what the Alala eats, when it breeds, and the startling fact that there are only 12 left in the world.

In this video from Outdoor Nevada, Brian Wignall speaks with an ornithologist about the peregrine falcon, a majestic and endangered species that is one of the fastest animals in the world. [3:08]

This Nature video segment explores how the relationship between humans and grizzly bears has changed over the course of American History, and it describes the closing of the Yellowstone National Park garbage dumps in the 1970s. [4:19]

Examine how the human/grizzly relationship has changed since the closing of the Yellowstone dumps, and also learn about the challenges posed to both humans and bears, in this video segment from Nature. [4:14]

This Nature video segment focuses on the four foods most important to the grizzly bears' survival, and it describes the threats to the supply of each of them. [3:56]

Teams of citizen scientists help collect various species of ladybugs to contribute data for a nationwide scientific study of the decline in the species. [4:25]

A video exploring an endangered giant catfish that lives along the Mekong River in Cambodia. Learn about the factors that could lead this Mekong icon extinct. [5:20]