Abeka Biology Chapter 17 Flashcards Preview

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Flashcards in Abeka Biology Chapter 17 Deck (36):
1

What zoologists, Who study birds, inform us that there are approximately nine thousand species of birds love today, ranging in size from the tiny bee hummingbird, which is about two inches long, and weighs 7/100 of an ounce, to the african ostrich, which may stand nearly 8 feet tall and weigh nearly 350 pounds?

Ornithologists

2

What kind of birds have 3 toes pointing forward and 1 pointing back, and feet designed to hold the bird securely on its perch even when asleep?

perching birds

3

What birds are known for their fierce and precise hunting skills?

birds of prey

4

What is the largest living land bird of north America?

California condors

5

What is the the fastest animal of any living creature?

Peregrine falcon

6

What birds commonly live or feed in the water known as?

water birds

7

What animals have long be hunted for both food and sport, including quails, pheasants, partridge, grouse, doves, wild turkey, and many others called?

Game birds

8

What birds live in the world's tropical forests?

tropical birds

9

What birds, although they ave wings or winglike structures, cannot fly?

flightless birds

10

What are one of the most obvious features of a bird that allows it to fly?

feathers

11

What are the feathers of a bird that gives the bird its streamlined shape?

contour feathers

12

What special contour feather on the wings provide the necessary wing shape for flight?

flight feathers

13

What soft fluffy feathers close to the bird's body provide excellent insulation without adding much weight?

down feathers

14

Know the parts of a feather.

Rachis, barbs,barbules, and vanes

15

What is a retractable group of feathers on the front of the wing?

alula

16

What three parts can the brain of a bird be divided into?

cerebrum, cerebellum, and brain stem.

17

What lobes of a bird are not part of the cerebrum as in mammals or man, but are bulges in the midbrain?

optic lobes

18

True or False: The bird fas surpasses the human in the ability to distinguish differences in intensity and respond to rapid fluctuations in pitch.

True

19

What is the third eyelash of a bird called?

nictitating membrane

20

What part of the stomach is very muscular and is lined with horny plates that act as millstones to grind the food?

gizzard

21

Where does food go after the gizzards?

the intestine

22

What special excretory gland is located above each eye of marine birds?

salt glands

23

How many cambers are in a birds heart?

4

24

True of False: The respiratory system of bird is completely different from that of any other living vertebrate?

True

25

What is the birds voice box called, located at the end of the trachea where it divides into two bronchi?

syrinx

26

What annually moving to a different region is characteristic of many kinds of birds?

Migration

27

What is a large group of birds called?

flock

28

What is the same route that a bird takes every year called?

flyways

29

What is another name for egg white?

Albumen

30

What twisted cord is attached to the yolk and acts as a support for the yolk?

chalaza

31

What is unlearned knowledge that an animal possesses from birth?

instinct

32

What involves keeping the eggs warm. usually by an adult bird sitting on them, so that the young birds will develop properly in the egg?

incubation

33

What patch on the belly of the adult bird looses its feathers in response to an egg?

brood patch

34

What are birds said to be when they are naked and helpless at hatching?

Altricial

35

What are birds said to be when they are covered with down and able to run or swim almost immediately after hatching

precocial

36

What substance do doves and pigeons produce that is similar to the milk produced by mammals?

crop milk