Canadian Forces Aptitude Test (CFAT) Practice

Which animal is known for building dams and lodges?

1. Otter

2. Beaver

3. Muskrat

4. Alligator

The correct answer is: Beaver

The beaver is known for its remarkable ability to construct dams and lodges, which are impressive architectural feats in the animal kingdom. Beavers are primarily aquatic mammals that live in rivers, streams, and ponds, and they use their strong front teeth to fell trees and gather materials such as branches, mud, and stones. By building dams, beavers create ponds that help them access food resources and provide a safe habitat free from predators. The dams also contribute to the local ecosystem by creating wetland areas that can support various plant and animal life. In addition to dams, beavers construct lodges, which are typically made of the same materials and serve as their homes. These lodges have underwater entrances, keeping them safe from predators while providing a cozy environment for raising their young. The otter, muskrat, and alligator do not exhibit the same level of dam-building behavior. Otters are known for their playful nature and swimming habits rather than dam construction, while muskrats create burrows or lodges but do not build extensive dams like beavers. Alligators do not build structures; instead, they create nests for laying eggs. Therefore, the distinctive characteristics and behaviors of the beaver clearly identify it as the animal recognized for