Chapter 17 Flashcards
(13 cards)
1
Q
The largest living land bird
A
California condor
2
Q
Soft fluffy feathers close to the birds body
A
Down feathers
3
Q
What type of flight is spiraling upwards using air currents
A
Soaring
4
Q
What type of flight can go for a long time without flapping
A
Gliding
5
Q
Birds thumb
A
Alula
6
Q
Special sac in the esophagus for food storage
A
Crop
7
Q
Spatial part of stomach that grinds food
A
Gizzard
8
Q
Birds voice box
A
Syrinx
9
Q
How is bird blood different from mammal blood
A
Contains nucleated red cells
10
Q
Routes that birds migrate on
A
Flyways
11
Q
Unlearned knowledge that an animal has from birth
A
Instinct
12
Q
What type of birds are helpless at birth
A
Altricial
13
Q
What types of birds are covered with down and are able to run or swim at birth
A
Precocial
