ch17

Question 1

Birds are in the class ____

Answer 1

Aves

Question 2

study birds

Answer 2

Ornithologists

Question 3

Birds are _______, ________ vertebrates

Answer 3

Homeothermic, warmblooded

Question 3

Characteristics of birds

Answer 3

Skeleton
Backbone
Air sacs
Bipedal: “two-footed” anatomy
Keel: A prominent ridge
Wing
Beak and skull
Heart
Muscles

Question 4

“two-footed”

Answer 4

Bipedal

Question 5

A prominent ridge

Answer 5

Keel

Question 6

birds that have three toes pointing forward and one toe pointing backward that allows them to hold whatever they’re standing on

Answer 6

Perching bird

Question 7

Perching birds

Answer 7

Robins
Bluebirds

Question 8

birds with fierce hunting skills

Answer 8

Birds of Prey

Question 8

Birds of Prey

Answer 8

Vulture
California condor
Eagle
Hawk
Falcon
Owl

Question 8

The largest living land bird of North America

Answer 8

California condor

Question 9

fastest animal

Answer 9

Peregrine Falcon

Question 10

Birds that commonly live or feed in the water

Answer 10

Water birds

Question 10

Birds that have long been hunted for both food and sport

Answer 10

Game birds

Question 10

Water birds

Answer 10

Duck
Goose
Flamingo
Stork

Question 11

Game birds

Answer 11

Quail
Pheasant
Partridge
Grouse
Dove
Wild turkey

Question 11

Tropical birds

Answer 11

Parakeet
Parrot

Question 12

Flightless birds

Answer 12

Ostrich
Emu
Penguin
Cassowary

Question 12

largest bird

Answer 12

ostrich

Question 13

the largest of the bird eggs

Answer 13

ostrich eggs

Question 14

Extinct Birds

Answer 14

Dodo
Moa
Great auk
Passenger pigeon

Question 14

became extinct primarily because it could not compete with the hogs and monkeys that man imported into its habitat

Answer 14

Dodo

Question 14

strong feathers found on body, wings, and tail that aid in streamlining

Answer 14

Contour feathers

Question 15

provide the necessary wing shape for flight

Answer 15

Flight feathers

Question 16

soft, fluffy feathers close to the bird’s body that provide excellent insulation without adding much weight

Answer 16

Down feathers

Question 16

stiff quill

Answer 16

Rachis

Question 16

connected to the rachis

Answer 16

Barbs

Question 17

flat things of feather formed by barbs

Answer 17

Vanes

Question 18

hold together barbs

Answer 18

Barbules

Question 19

a special aileron consisting of three feathers

Answer 19

Alula

Question 20

serves as both rudder and elevator to control direction of flight

Answer 20

Tail