PBS
The Mystery Of The Mashed-Up Dinosaurs
How the therizinosaurs lived and evolved ended up being just as weird as their mixed-up anatomy.
PBS
The Fuzzy Origins of the Giant Panda
How does a bear -- which is a member of the order Carnivora -- evolve into an herbivore? Despite how it looks, nothing about the history of the giant panda is black and white.
PBS
The Triassic Reptile With "Two Faces"
Figuring out what this creature’s face actually looked like would take paleontologists years. But understanding this weird animal can help us shine a light on at least one way for ecosystems to bounce back from even the worst mass...
SciShow
Does the Food Chain Stop At Jellyfish?
Jellyfish aren't the most nutritious animals in the ocean. Yet sea turtles and many other organisms get their nutrition from almost nothing else. Here's why they don't totally starve to death.
SciShow
Why Aren't Mammals as Big as Dinosaurs?
Dinosaurs were huge—it's common knowledge. So why aren't modern mammals anywhere near that size? In this episode of SciShow, Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size...
SciShow
If the Asteroid Hit 10 Minutes Later...
If the 10 kilometer wide asteroid that hit the Earth 66 million years ago hit just a few minutes later, would the outcome of the living creatures here have been different?
SciShow
Where did Teeth Come From??
Everywhere in the animal kingdom you can find teeth in all sorts of shapes and sizes, so you probably think you have a pretty good idea where they came from. But in reality, this debate is still a hot one, and it may have something to do...
SciShow
Emily and Hank Meet a Blue-Tongued Skink: SciShow Talk Show Episode 5
Emily Graslie of the Brain Scoop is back again with some more skulls to stump Hank, and Jessi from Animal Wonders brings in Blueberry the blue-tongued skink.
SciShow
Why No Giant Mammals?
Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size of the largest sauropods. Some of them might surprise you!
Crash Course Kids
Feed Me: Classifying Organisms
FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first...
Amoeba Sisters
Autotrophs and Heterotrophs
Curious about modes of nutrition? Join the Amoeba Sisters in learning about autotrophs and heterotrophs. Video explains these terms as well as how their carbon source differs. Photoautotrophs, photoheterotrophs, chemoautotrophs, and...
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
Bozeman Science
Ecosystem Ecology
In this video Paul Andersen explains how ecosystems function. He begins with a description of how life on the planet is ordered from large to small in biomes, ecosystems, communities, population, and individuals. He describes the major...
Curated Video
Trophic level
The position an organism occupies within a food chain. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
Herbivore
An animal that gets its energy from eating plant materials. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Dinosaurs
Dinosaurs lived millions of years ago and they came in lots of shapes and sizes. Our universe - Story of life - Dinosaurs Learning Points The dinosaurs were a group of reptiles that lived on Earth a long, long, long time ago. There were...
Curated Video
Butterfly's breakfast
Explanation of a food web. Life processes - Living things in their environments - Food webs Learning Points Herbivores eat only plants. Carnivores eat only animals. Food chains can be combined to create a food web. A Twig Curriculum...
Curated Video
Sea otters
The vital role of sea otters in maintaining a food web. Life processes - Living things in their environments - Food webs Learning Points Omnivores eat both plants and other animals. An organism can belong to several food chains. A...
Curated Video
Sharks and fur seals
Case study on the food chain of sharks and fur seals. Life processes - Living things in their environments - Food chains Learning Points Primary consumers eat producers, secondary and tertiary consumers eat other animals. Producers make...
Curated Video
Food Chain - Ecosystem Energy
Find out how energy flows up a food chain. Life processes - Living things in their environments - Food chains Learning Points All consumers ultimately rely on producers for energy. A food chain consists of organisms that rely on each for...
Curated Video
Great flood of the Kalahari
Once a year the Kalahari desert floods, enabling life to flourish. Life processes - Living things in their environments - Obtaining food Learning Points Carnivores eat only animals. Predators are animals that hunt and eat other animals....
Great Big Story
The eastern bongo, a critically endangered beauty
Discover the Eastern Bongo, a stunning chestnut and white-striped antelope native to Kenya. Learn about their habitat, behavior, and conservation efforts to protect this critically endangered species.
Curated Video
What's for Dinner?
Dr. Forrester teaches about the three types of consumers: herbivores, carnivores, and omnivores.
Great Big Story
Meet Pierce, The African Crested Porcupine
Explore the life of Pierce, a large and unique African crested porcupine, facing challenges in the wild.