Tag «Food Chain»

Scientist Gains Vision Underwater

Scientist Gains Vision Underwater

(birds cawing) – When I was a child I was severely myopic from who knows what age. I didn’t know that you could see leaves on a tree from the ground. But something happened before I got glasses and that was that I was let loose with a mask and snorkel. (water bubbling) For the …

Ecosystem Ecology

Ecosystem Ecology

Hi. It’s Mr. Andersen and this is environmental science video 7. It is on ecosystem ecology. Ecosystems are large areas on our planet that contain both living and nonliving material. A great example could be these giant kelp forests. The kelp are producers. So they are taking energy from the sun and converting that into …

Ecosystems

Ecosystems

Hi. It’s Mr. Andersen and welcome to biology essentials video number 47. This is on ecosystems. And we happen to live next to one of the most famous ecosystems on the plant. That’s the greater Yellowstone ecosystem. So we live right here in Bozeman, which is about 60 miles north as the crow flies from …

Fabulous Food Chains: Crash Course Kids #7.1

[music] Not everybody likes the same kind of food, right? That’s probably a good thing. I mean, all the more pizza for me! But whether we eat milkshakes or mangoes, pizzas or pears, tacos or toast, we use the energy that’s in our food to stay alive. But how did that energy get into our …

The threat of invasive species – Jennifer Klos

Massive vines that blanket the southern United States, climbing as high as 100 feet as they uproot trees and swallow buildings. A ravenous snake that is capable of devouring an alligator. Rabbit populations that eat themselves into starvation. These aren’t horror movie concepts. They’re real stories, but how could such situations exist in nature? All …

The Secret Life of Plankton

The Secret Life of Plankton

[Stories from the Sea] [Fish Tale My Secret Life as Plankton] How did I get here? Well, it’s a stranger story than you might think. I came from a world of drifters, a place few humans have ever seen. The world of plankton. I came from a batch of a million eggs, and only a …