Birds of Prey

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Birds of Prey

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Question 1

Which of these birds are birds of prey?

A	ostriches, rheas, and cassowaries
B	kites, falcons, and owls
C	macaws, conures, and lories

Question 2

Large birds of prey use warm air currents to gain altitude. These currents are called

A	air bubbles.
B	helium.
C	thermals.

Question 3

All birds of prey except __________ catch their own food.

A	vultures
B	eagles
C	kestrels

Question 4

All birds of prey fly in two basic ways:

A	flappping their wings and gliding.
B	flapping their wings and pushing against the air currents with their feet.
C	via American Airlines or United Airlines.

Question 5

A harpy eagle's talons are the size of grizzly bear claws. Harpies have been known to kill

A	humans.
B	small sheep.
C	mountain lions.

Question 6

A golden eagle can see an 18-inch rabbit from a distance of

A	18 miles.
B	8 miles.
C	2 miles.

Question 7

A nictating membrane is

A	a bird's protection against the nicotine in secondhand smoke.
B	a bird's third eyelid.
C	the membrane lining a bird's mouth.

Question 8

The tiny elf owl likes to nest

A	in a cactus.
B	in tall trees.
C	on rocky ledges.

Question 9

Within the same species, male and female birds of prey look very similar, but there is usually one obvious difference. What is it?

A	The males have larger heads.
B	The females have sharper talons.
C	The females are larger than the males.

Question 10

Which bird of prey weighs more than 30 pounds and has a 10-foot wingspan?

A	Andean condor
B	turkey vulture
C	osprey

Question 11

An owl's flight feathers are soft at the edges. This helps the owl by

A	keeping it warmer.
B	making it more silent in flight.
C	making it more attractive to other owls.

Question 12

To scare away an enemy, a burrowing owl will

A	hiss like a snake.
B	kick up dirt.
C	throw rocks.

Question 13

How do eagles keep other predators from finding their nest?

A	They disguise the nest with palm fronds or other plant material.
B	They are careful to be sure they aren't followed when returning to it.
C	They carry eggshells and food debris away so the nest won't be noticed.

Question 14

Most birds of prey lay 1 to 4 eggs. But if food is plentiful, _______ may lay a dozen.

A	owls
B	merlins
C	hawks

Question 15

One of the biggest dangers to birds of prey is

A	other predators.
B	pesticides.
C	a lack of unpolluted water.

Question 16

There are ______ different kinds of birds of prey.

A	240
B	300
C	420

Question 17

Birds of prey can be found

A	only at high elevations.
B	only in warm climates.
C	on every continent and in every habitat.

Question 18

Some birds of prey can _______ at more than 80 miles per hour.

A	dive through the air
B	fly
C	run

Question 19

The largest eagle nest ever found was 20 feet tall, 9 feet wide, and weighed over 4,000 pounds. Why was it so large?

A	It was being used by some very large eagles.
B	Eagles reuse nests, adding material to them, so they grow big over long periods of time.
C	Scientists do not know why.

Question 20

What bird of prey, battling extinction, has recently been reintroduced to the Grand Canyon?