Beavers at work

Building Habitats, Shaping Ecosystems

Beavers don’t just live in the wild – they transform it!

With their stick-stacking and dam-building superpowers, they have an outsized impact on the habitats around them. But what makes beaver habitats so special and why do so many other species thrive there?

Habitats

Habitats before & after

Picture this: a small, quiet stream trickling through the land, with just a few plants and animals nearby. But when beavers arrive, everything changes!

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A beaver habitat & their adaptations

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Species that live alongside beavers

01

Midges

The pools and slow moving water attract midges which lay their eggs on the surface of the water. Numbers can be very high at beaver ponds

 

02

Plants

Beavers create wetter ground and varied riverbanks, helping many different plants grow – even in dry weather. By opening up dense tree canopies, they let sunlight reach the ground, giving new plants a chance to thrive.

 

03

Brown trout

Beaver wetlands support fish by providing oxygen-rich water, plenty of hiding spots, and feeding areas. They also offer refuge during dry spells.

04

Kingfisher

Kingfishers hunt for fish in the slow moving water and ponds

 

05

Waterfowl

Ducks find safety and calm in the protected ponds. They are able to nest and raise young safer from predators.

 

06

Heron

Heron eat fish and can do their hunting behind beaver dams where it is easier to prey on them

 

07

Otter

Beaver ponds are a haven for young fish and provide perfect hunting grounds for otters (unlike beavers, they do eat fish!). Sometimes they use abandoned lodges as their home.

 

08

Bat

The mix of wet habitats and soggy spots attracts insects like mosquitoes and moths – just what hungry bats love to eat. Nearby trees and branches also provide ideal roosting spots for bats to rest and hide

09

Frog or toad

Wetlands provide frogs and toads with a wealth of insect life to feed on and safe calm ponds to lay their eggs. They also use the uneven edges as refuge, or safe places to hide.

 

10

Beetles

Water beetles, including diving beetles, are aquatic species which enjoy slow water and pond habitats

 

What’s a keystone species?

A keystone species is an animal (or plant) that has a significant role in shaping how an ecosystem looks and works, keeping it healthy and balanced.

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Let’s see what you learned on this page

Quiz time!

Beaver habitats

1 / 5

What is a burrow 

2 / 5

Why do beavers dig canals?

3 / 5

What is coppicing

 

4 / 5

What is a keystone species?

5 / 5

Which of these creatures might not benefit from beaver wetlands?

Your score is

The average score is 87%

Want to learn more?

Video

How and why they build dams

We explore the iconic beaver dam!

Video

Nature’s Ecosystem Engineers

A animation exploring this keystone species and the importance for our landscape.

Video

How they bring life

Discover how beavers can breathe life into our landscapes and help us to rewild.

Get creative!

Habitat picture construction

In this class group exercise, learn about the connections between species by adding or removing them from the picture.

Habitat spot the difference

Understand the key features of a beaver modified habitat and how this supports other species, including humans in this game.

Food web

Connect the images to show how energy flows as one thing is consumed by the next.

Continue your journey!

Discover more about beavers and how they live alongside humans and the planet.

Beavers & you