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Flashcards in cbv Deck (26):
1

Vertebrates

have a backbone

2

Endotherms

internal body heat

3

Ectotherms

external body heat

4

Lateral Line

a faint line that is visible

5

Gills

a respiratory organ for fish

6

Jaw less Fishes (2 examples)

hag fish and lampreys

7

Cartilaginous Fishes (3 examples)

skates, rays, and sharks

8

bony fishes (3 examples)

lungfishes, masked butterfly fish, pikes

9

swim bladder

used to control buoyancy

10

amphibians

x2 life

11

lungs

a respiratory organ use by amphibians. reptiles, and mammels

12

tadpole

larva of a frog and toad

13

metamorphosis

a phase in the life cycle of many animals during which a rapid change from the immature form of an organism to the adult form takes place .

14

caecilians

looks like an earthworm

15

salmanders

long tail 4 strong legs

16

frog

moist skin

17

toad

dry/bumpy skin

18

reptiles

thick dry skin

19

amniotic eggs

a type of egg that is surrounded by a membrane the amnion and that in reptiles, birds, and egg-laying mammals contains a large amount of yolk ans is surrounded by a shell.

20

turtles

hard shell 4 legs/flippers

21

tortoises

hard shell 4 legs

22

crocodiles

narrow head pointed snout

23

alligators

broad head round snout

24

snakes

able to open mouth very wide

25

lizards

loosely connected lower jaw

26

tuataras

about 60 cm long do not have visible ear openings