Beaver Biology and Behavior

Beavers are one of the largest rodents, known for their ability to transform environments by building dams. These structures create habitats for various wildlife and protect beavers from predators. Beavers have unique teeth that grow continuously, allowing them to gnaw on trees. Their scent glands produce castoreum, historically used for flavoring and medicinal purposes. The video highlights the ecological importance of beavers and encourages further exploration of animal behaviors.

What is one of the main reasons beavers are appreciated in the animal kingdom?

• Their speed in running

• Their ability to fly

• Their ability to transform environments

• Their colorful fur

What is the primary purpose of beaver dams?

• To attract tourists

• For defense against predators

• To store food

• To create playgrounds

What is the main reason beavers build lodges in ponds?

• To attract other animals

• To protect themselves from predators

• To entertain themselves

• To store food

How do beavers respond to the sound of running water?

• They start building or repairing dams

• They ignore it

• They run away

• They start swimming

What is unique about the color of beaver teeth?

• They are green

• They are blue

• They are white

• They are orange

What do beavers primarily eat in the spring?

• Tree bark

• Non-woody plants like water lilies

• Insects

• Fish

What is a notable feature of beaver teeth that helps them in their activities?

• They are transparent

• They are retractable

• They grow continuously

• They are hollow

What is the name of the oil produced by beaver scent glands?

• Castoreum

• Lavender oil

• Eucalyptus oil

• Petroleum

For what purpose was castoreum historically used?

• To build dams

• To create clothing

• To flavor food and drinks

• To repel insects

What chemical in willow bark is linked to beaver castoreum's medicinal properties?

• Salicin

• Caffeine

• Nicotine

• Glucose