Cafe

Community ecology is the study of interactions between different species of living things, and lets ecologists examine the effects of predator-prey relationships, parasites, and mutually beneficial interactions. In this episode of Crash Course Biology, we’ll examine the myriad interspecies interactions with examples, see how keystone species impact their environment and explore how communities rebuild when they are disrupted, through the lens of the 1980 eruption of Mount St. Helens.

What is the biosphere and what does it have to do with living things? Find out in this video!

When it comes to pollinating flowering plants, bees and butterflies tend to get all the glory, but ants, flies, wasps, beetles, and more are also hard at work.

You might think symbiosis is when two different species live in perfect harmony— but that’s just one kind of interaction.

Special thanks to the Society for Ecological Restoration and its global partners for their support during this production; and to the Convention on Biological Diversity, which is part of the United Nations Environment Program.

When there is an abundance of crops, flightless locusts create a plague-like swarm, which can run a kilometre long, in search for food.

A trip through the Florida everglades to find out about mangroves and their importance to this coastal ecosystem.

There's a lot more going on in ecosystems than just temperature.

Under the right conditions, wildfires can form clouds and generate firestorms, which last far longer than normal thunderstorms.

Every day billions of soldiers fight a merciless war on thousands of fronts, that has been going on for over one hundred million years: The world war of the ants.