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Worksheets

Great Horned Owl

Total questions: 71

Worksheet time: 36mins

Name
Class
Date
1.

Which sex of great horned owl hoots the most?

a)

Female

b)

Male

2.

What is the great horned owl's form of locomotion?

a)

Digitigrade

b)

Unguligrade

c)

Plantigrade

d)

Other

3.

There is a high percentage of infertility in great horned owl eggs.

a)

True

b)

False

4.

Great horned owls lay more eggs when food is more available.

a)

True

b)

False

5.

What color attracts the great horned owl and brings on attacks?

a)

White

b)

Black

c)

Blue

d)

Red

6.

What is the great horned owl's favorite prey?

a)

Skunk

b)

Mouse

c)

Opossum

d)

Small Birds

7.

With what do great horned owls line their nests?

a)

Bark

b)

Leaves

c)

Feathers

d)

Fur

8.

Where do great horned owls nest?

a)

Trees

b)

Caves

c)

Bushes

d)

Cactus

9.

The great horned owl can take down prey larger than itself.

a)

True

b)

False

10.

What color is the great horned owl's eyes?

a)

Yellow

b)

Orange

c)

Red

d)

Brown

11.

What habitats do great horned owls inhabit?

a)

Forest

b)

Grassland

c)

Desert

d)

Savanna

12.

Female great horned owls usually only hoot during mating season.

a)

True

b)

False

13.

The great horned owl nests in more situations than any other North American bird.

a)

True

b)

False

14.

Great horned owls will build their nests in abandoned dens of which animals?

a)

Coyote

b)

Badger

c)

Crow

d)

Squirrel

15.

Great horned owls keep feeding roosts, to which they bring prey to be eaten.

a)

True

b)

False

16.

What do great horned owls use as feeding roosts?

a)

Old Nests

b)

Tree Branches

c)

Stumps

d)

Logs

17.

What is the primary function of the great horned owl's hoot?

a)

Mate Attraction

b)

Prey Attraction

c)

Competition

d)

Territory Defense

18.

Which sex of great horned owl makes higher, huskier notes?

a)

Male

b)

Female

19.

How many eggs does a great horned owl lay on average?

a)

1

b)

2

c)

4

d)

6

20.

In what season do great horned owls lay more eggs?

a)

Dry

b)

Wet

21.

Great horned owls can hear and localize the slightest sound.

a)

True

b)

False

22.

What is a group of great horned owls called?

a)

Parliament

b)

Stare

c)

Congress

d)

Hoot

23.

When do great horned owls lay eggs?

a)

Winter & Spring

b)

Spring & Summer

c)

Summer & Fall

d)

Fall & Winter

24.

Great horned owls have been domesticated.

a)

True

b)

False

25.

Great horned owls are easy to keep in captivity.

a)

True

b)

False

26.

What is the great horned owl's diet?

a)

Carnivorous

b)

Omnivorous

c)

Herbivorous

d)

Unknown

27.

What is the great horned owl's assessment on the IUCN Red List of Threatened Species?

a)

Least Concern

b)

Near Threatened

c)

Vulnerable

d)

Endangered

28.

The great horned owl is the most powerful of owls.

a)

True

b)

False

29.

The great horned owl is the largest of owls.

a)

True

b)

False

30.

Great horned owls sleep upright on limbs.

a)

True

b)

False

31.

The great horned owls toes and talons can lock in place.

a)

True

b)

False

32.

Great horned owls hoot together, simultaneously.

a)

True

b)

False

33.

What vocalizations do great horned owls make?

a)

Hoots

b)

Chitters

c)

Squawks

d)

Alarm Calls

34.

The great horned owl is common and widely distributed.

a)

True

b)

False

35.

Which continents does the great horned owl inhabit?

a)

North America

b)

South America

c)

Europe

d)

Asia

36.

The great horned owl is the most un-tamable of all New England birds.

a)

True

b)

False

37.

Indigenous tribes feared the great horned owl as a personification of what?

a)

The Evil One

b)

Disaster

c)

Death

d)

Disease

38.

The great horned owl is the largest of the resident United States owls.

a)

True

b)

False

39.

The great horned owl is larger than a red-tailed hawk.

a)

True

b)

False

40.

Some of the great horned owl's prey is swallowed whole.

a)

True

b)

False

41.

Great horned owls will act wounded to distract predators from their nests.

a)

True

b)

False

42.

How far can a great horned owl rotate its head?

a)

180°

b)

360°

c)

90°

d)

270°

43.

Great horned owls prefer nests that are enclosed and hidden.

a)

True

b)

False

44.

Great horned owls prefer larger nests.

a)

True

b)

False

45.

Great horned owls prefer nests made of leaves.

a)

True

b)

False

46.

What is the great horned owl's greatest natural enemy?

a)

American Crow

b)

Osprey

c)

Bald Eagle

d)

Blue Jay

47.

Where does the great horned owl start eating its prey?

a)

Head

b)

Feet

c)

Tail

d)

Stomach

48.

What is the great horned owl's favorite part of its prey to eat?

a)

Brain

b)

Intestines

c)

Liver

d)

Heart

49.

Great horned owls always eat the entirety of their prey.

a)

True

b)

False

50.

What is the great horned owl's primary circadian rhythm?

a)

Diurnal

b)

Nocturnal

c)

Cathemeral

d)

Unknown

51.

What system does the great horned owl inhabit?

a)

Aerial/Arboreal

b)

Terrestrial

c)

Fossorial

d)

Aquatic

52.

The great horned owl is one of the first North American birds to nest in the spring.

a)

True

b)

False

53.

Great horned owls at what latitude lay eggs earlier in the year?

a)

North

b)

South

54.

What is the great horned owl's movement pattern?

a)

Full Migrant

b)

Not a Migrant

c)

Altitudinal Migrant

d)

Nomadic

55.

Which season of the great horned owl's migration is most evident?

a)

Spring

b)

Fall

56.

Great horned owls fly silently.

a)

True

b)

False

57.

Great horned owls fly at low levels.

a)

True

b)

False

58.

Great horned owls have an excellent sense of smell.

a)

True

b)

False

59.

Great horned owls are unaffected by the skunk's scent.

a)

True

b)

False

60.

The feathered ear tufts of the great horned owl reflect the animal's emotions.

a)

True

b)

False

61.

What are the great horned owl's feathered ear tufts called?

a)

Plumicorns

b)

Ossicones

c)

Plastrons

d)

Scutes

62.

There is sexual dimorphism in the body size of the great horned owl.

a)

True, males are larger.

b)

True, females are larger.

c)

False.

63.

Which sex of great horned owls possesses larger syringes?

a)

Male

b)

Female

64.

How many subspecies of great horned owl are recognized?

a)

0

b)

2-10

c)

10-20

d)

20-30

65.

What is the great horned owl's scientific name?

a)

Bubo virginianus

b)

Tyto alba

c)

Didelphis virginiana

d)

Bubo bubo

66.

What are alternate names for the great horned owl?

a)

Barn Owl

b)

King Owl

c)

Hoot Owl

d)

Tiger Owl

67.

Why do great horned owls hoot?

a)

Dominance Assertion

b)

Mate Attraction

c)

Prey Distraction

d)

Answering & Echoing

68.

What is the great horned owl's mating system?

a)

Monogamous

b)

Polygynous

c)

Polyandrous

d)

Polygynandrous

69.

Which of these is a great horned owl?

a)
b)
c)
d)
70.

Which of these is a great horned owl?

a)
b)
c)
d)
71.

Which of these are great horned owl tracks?

a)
b)
c)
d)