The tough shell of a lobster protects the lobster the same way that _____________ protects birds.

• bones

• skin

• feathers

• hair

Fish use special structures called gills to help them get oxygen out of the water. What structure in humans performs a similar function?

• heart

• lungs

• stomach

• skin

Animals that have camouflage use it to _____________.

• attract mates

• repel predators

• mark territory

• hide from predators

The arctic fox lives in a cold climate. There is often snow on the ground. Which characteristic helps the arctic fox hide from predators?

• a long tail

• large ears

• a white coat

• sharp teeth

Which plant seeds are carried by wind?

• the round, hooked seeds of a burdock

• the small, rounded seeds inside of an apple

• the white, fluffy seeds of a dandelion

Which characteristics makes it harder for predators to find the fawn?

• strong legs

• ears

• spotted coat

• long neck

Hummingbirds feed on nectar. Nectar is a liquid found deep inside the flower of a plant. Which characteristic MOST helps a hummingbird obtain nectar from deep inside a flower?

• long beak

• forked tail

• small wings

• colorful feathers

What kind of feet help animals survive in a water environment?

• webbed feet

• claws

• large pads on their feet

Which bird has the best shape for grasping and holding its prey?

• duck webbed feet

• eagle

• penguin

Animals that have camouflage use it to ______________.

• attract mates

• repel predators

• mark territory

• hide from predators