Beavers: Builders of Ecosystems

The video provides an in-depth look at beavers, focusing on their species, physical traits, and unique behaviors. It covers their semi-aquatic lifestyle, exceptional swimming abilities, and the construction of dams and lodges. The ecological impact of beavers is highlighted, including their role in creating habitats and affecting water levels. The video also explores beaver social structures, mating habits, and family dynamics, as well as the development and lifespan of their offspring.

Which of the following is NOT a characteristic of true beavers?

• They are closely related to kangaroo rats.

• They have large front teeth.

• They are primarily terrestrial animals.

• They have a flat, scaly tail.

What is the primary reason beavers build dams?

• To form ponds that do not freeze completely in winter.

• To prevent predators from entering their territory.

• To create a habitat for fish.

• To store food for the winter.

How do beavers contribute to their environment?

• By eating all the surrounding vegetation.

• By reducing the water levels in streams.

• By increasing water habitats for various species.

• By preventing other animals from accessing water.

What sense do beavers rely on the least?

• Touch

• Smell

• Sight

• Hearing

How do beavers mark their territory?

• By building large dams.

• By vocalizing loudly.

• By digging deep burrows.

• By using their scent glands.

When does the beaver mating season typically occur?

• Throughout the year.

• Only in the summer months.

• During the fall season.

• Between late December and May.

What is unique about beaver kits at birth?

• They are completely independent.

• They weigh over 10 pounds.

• They can swim within 30 minutes.

• They are born blind.