Word for cleaning feathers?

1
Word for cleaning feathers?

• preen

2
3 systems united in cloaca

• Digestive, reproduction, excretory

3
Brood patch is what?

• Bare skin to keep eggs warm

4
Name of bird/reptile found in Germany?

• Archopteryx lithographacus

5
Central portion of a feather (vein)

• rachis

6
How many chambers are in the heart?

• four

7
Pterodactyl means?

• Wing finger

8
Why was limestone in demand in the 1700s

• printing

9
Special feature of respiratory system

• Air sacs

10
Cow birds and cuckoos have odd rearing practice

• Brood parasitism

11
Three functions of a feather

• Flight, mate, and insulate

12
Two major lobes of the brain?

• Optic and cerebellum

13
Why do birds change feathers and what is it
called?

• Molt
• Mate
• migrate

14
2 skeletal features that aid in flight?

• Hollow, fused bones

15
How are birds classified?

• Anatomy, DNA, song

16
Protobird has reptile and bird features such as

• Teeth, feathers, fine boned
• skeleton, and scales

17
Why would birds have a broader range then
reptiles?

• Endothermic and feather

18
Contrast precocial and altricial?

• Number of eggs
• Nests on ground Behavior at birth

19
Describe the two theories of bird origin

• Cousins of dinosaurs because of common ancestor
• OR
• descendent of dinosaurs

20
Factors that influence migration

• Food, season, mating

21
Resources that help in navigation

• Stars, magnets in head, visuals cues

22
List organs in the digestive system

• Mouth, esophagus, crop, proventriculus, gizzard,
  intestine

23
Compare and contrast birds and reptiles

• Type of egg shell
• Ecto vs. endothermic
• Feathers
• scales
• incubation of eggs in nest
• or not