Lesson 25 Lecture Notes

Question 1

Urodela have

Answer 1

glands on the skin that release a warning chemical
four limbs and a tail
webbed feet
respire through skin

Question 2

Anura have

Answer 2

a specialized body for jumping
a head and trunk fused together
camo skin
glands that release a warning chemical

Question 2

Anura have

Answer 2

a specialized body for jumping
a head and trunk fused together
camo skin
glands that release a warning chemical

Question 3

What are a few main differenced between frogs and toads?

Answer 3

Frogs have smooth skin, and spend most of their time in the water
toads have rough skin and only return to water to reproduce

Question 4

Apoda are

Answer 4

legless ones

nearly blind- mostly in Asia and African tropics

Question 5

All amphibians

Answer 5

are vertebrates with a backbone
Endoskeleton
tetrapods with webbed feet (most)
ectothermic

Question 6

young amphibians are usually

Answer 6

herbivores

Question 7

Reptiles have what sort of skin?

Answer 7

dry, rough, covered in epidermal scales

Question 8

most reptiles have how many legs?

Answer 8

tetrapods or no legs

Question 9

most reptiles have a 3-chambered heart and efficient

Answer 9

lungs

Question 10

a reptile zygote is encased in a

Answer 10

leathery shell with a yolk sac

Question 11

Crocodilia are (habitat) 
Crocodilia look like

Answer 11

semi-aquatic with an elongated snout, powerful jaws and tail, and eyes and nostrils on top of the head

Question 12

Squamata usually kill their prey by

Answer 12

suffocation or drowning

Question 13

What are some differences between snakes and lizards?

Answer 13

lizards have 2 pair of limbs, ears, eyelids, and the same type of scales all over
snakes have no legs, no ears, no eyelids, and have specialized scales on the stomach for movement