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The animal that uses a behavioral adaptation to protect itself from the hot desert climate is

• Penguin.

• Fennec fox.

• Palm tree.

• Stargazer agama.

The blood vessels in the penguin's feet that carry cold blood are the vessels that go:

• To the toes.

• Up from the feet toward the body.

• Down from the body toward the feet.

• Carry no blood at all.

Adaptation helps an organism in all of the following, except:

• Survival.

• Reproduction.

• Hiding (camouflage).

• Death.

In penguin feet, warm blood vessels wrap around:

• Other warm blood vessels.

• Only his toes.

• Dense feathers.

• Cold blood vessels.

Which of the following adaptations helps penguins live in a polar climate?

• Their bodies are covered only with skin.

• Their bodies are covered only with thick feathers.

• Their bodies are covered only with a thick layer of fat.

• Their bodies are covered with thick feathers and a thick layer of fat.

The polar bear's thick white fur helps it blend into the snow as it creeps:

• The predator.

• Its habitat.

• Its forehead.

• Its prey.

Polar bears live in the Arctic region, while the forest bear (brown or black bear) lives in:

• Desert.

• Antarctica.

• Mountains.

• Forests.

Both the fennec fox and the caracal have ________ to help them camouflage and blend into the desert landscape.

Camouflage means that the animal:

• It can be easily seen in its surroundings.

• It is easily seen by its prey.

• It can be easily seen by its predators.

• It is difficult to see in its surroundings.

Some desert lizards have _______ that allows them to hide among the colorful rocks in the desert.

• Brown fur.

• Dark fur.

• Colorful feathers.

• Colorful scales.