SciShow
Invasive Species: The Story of Bunny
Lionfish, a species of fish introduced into the Atlantic, have been so successful that to keep their population normal, two percent of their population would need to be killed every month! The narrator explains how invasive species can...
Be Smart
What If There Were No Sharks?
Humans kill 3.17 sharks per second. Sharks kill, on average, six humans per year. The video offers many facts based on real science and proven numbers. Not sensationalized or click bait, a refreshing change from a lot of what we see on...
Bozeman Science
Hierarchy of Life
The leader of the biology gang is known as the nucleus. In the video, learners see the different levels of the hierarchy of life. Scholars explore each level, listening to descriptions and seeing examples of each one. It is the second...
Crash Course
Ecology - Rules for Living on Earth
Populations, communities, ecosystems, and biospheres are the subject of a video that investigates biomes and reveals that taigas, or boreal forests, are the largest biome, covering 17% of Earth's land surface. Viewers then explore how...
Crash Course
5 Human Impacts on the Environment
It is estimated that within 100 years, there will be no rain forests. The video on ecosystems covers the impact humans have on the environment. It includes ecosystem services, the importance of biodiversity, deforestation,...
Crash Course
Nitrogen and Phosphorus Cycles: Always Recycle! Part 2
We wish you a happy, healthy, and phosphorus school year! A video explains the importance of getting the nutrients that are needed and focuses on the nitrogen and phosphorus cycles. It includes discussions on the importance of...
Crash Course
Ecosystem Ecology: Links in the Chain
A video starts by defining an ecosystem. It expands on the concept by covering trophic structure, primary producers, primary consumers, secondary consumers, tertiary consumers, detrivores, and bioaccumulation.
Ricochet Science
Organization of Life
What do matryoshka dolls have to do with the organization of life? Young scientists learn about the levels of organization of life in the last installment of a five-part video series. The video covers the cellular, organismal, and...
Amoeba Sisters
Biological Levels: The World Tour
It might look like he's doing nothing, but at the cellular level, he's quite busy. A video provides an overview of the many different biological levels. Using two different graphic organizers and many cartoon drawings...
Crash Course Kids
Big Changes in the Big Forest
What do animals and humans have in common? We both build homes that are suitable for our means of living, of course! This is the focus of a video that compares how humans and animals change the environment around them.
Crash Course Kids
H2O-NO! - Fresh Water Problems
If the amount of freshwater in an ecosystem changes, in what way is the specific ecosystem affected? This is the focus of a video that discusses the importance of freshwater and how all ecosystems need freshwater to sustain life.
Crash Course Kids
Food Webs
What happens when an ecosystem gets out of balance? This is the focus of a video that explains the importance of each organism's role in an ecosystem.
Crash Course Kids
Home Sweet Habitat
Why can't a polar bear live in the desert? Because the bear's food source lives in the habitat in which it thrives. This is the focus of a video that explains why certain animals live in specific habitats.
Crash Course Kids
Land and Water
How do different materials absorb the sun's energy? This is the focus of a video that discusses how land, water, and the atmosphere absorb the sun's energy. Darker colored objects absorb the sun's energy (heat) while lighter colored...
Crash Course Kids
Water Water Everywhere
How do different animals access the small amounts of freshwater on Earth, in order to survive? This is the focus of a video that discusses how animals must adapt to surviving off limited amounts of freshwater present in their habitat.
Crash Course Kids
The Basics of Freshwater
Most of the water on Earth is found in our oceans; however, humans cannot survive on salt water. Instead, we need freshwater. So, what is freshwater and where does it come from? This is the focus of a video that discusses the differences...
Crash Course Kids
The Dirt on Decomposers
What happens to all the waste created in nature? This is the focus of a video that explains how decomposers break down waste to be used as nutrients and turned into energy for other living organisms.
Crash Course Kids
Fabulous Food Chains
What is a food chain? Energy flows between living things in a food chain. This is the focus of a video that explains how food chains work.
Crash Course Kids
Feed Me: Classifying Organisms
How do different types of living things get the energy they need? This is the focus of a video that describes how carnivores, herbivores, and omnivores get the energy they need to live.
Crash Course Kids
Gotta Eat!
Why do we eat? We eat because we need energy, and humans need energy to grow. This is the focus of a video that explains why organisms need food to live.
Crash Course Kids
Climate Change
What affects might an ecosystem undergo if the climate changes? This is the focus of a video that describes how a tiny change in an ecosystem can "throw everything off."
TED-Ed
Why Is Biodiversity So Important?
There are millions of plant and animal species on the planet, but why do we need so many? Follow along with this short video as it explains how biodiversity helps strengthen ecosystems, allowing them to adapt to change so that life...
TED-Ed
I'm Batman
When you think about bats, what comes to mind? Vampires? Rabies? After watching this short video you'll have a whole new appreciation for these terribly misunderstood mammals.
TED-Ed
Feedback Loops: How Nature Gets Its Rhythms
Explore the role of feedback loops in maintaining nature's delicate balance with this short science video. Introducing the concepts of positive and negative feedback, multiple examples are presented that explore the intricate web of...