Beavers: Nature's Engineers

What role do beavers play in their ecosystems?

• They are pollinators that help plants reproduce.

• They are scavengers that clean up dead animals.

• They are keystone species that create habitats and purify water.

• They are predators that control fish populations.

What was one of the main reasons beavers were hunted extensively in North America?

• For their fur, primarily to make hats.

• For their teeth, used in jewelry.

• For their bones, used in construction.

• For their meat, which was a delicacy.

How did the reduction in beaver populations affect North American ecosystems?

• It increased the number of predators in the area.

• It resulted in more frequent earthquakes.

• It caused a decrease in available water and habitats for other species.

• It led to an increase in forest fires.

Why do beavers build dams?

• To mark their territory against other beavers.

• To store food for the winter months.

• To create a safe place to build their homes and protect against predators.

• To attract mates during the breeding season.

What is a unique feature of beaver lodges?

• They have an underwater entrance for safety.

• They are built entirely above water.

• They are made of metal and stone.

• They are temporary structures used only in summer.