Class Reptilia
Class Aves
Class Mammalia
Eggs
Random
100
Is a reptile endothermic or ectothermic?
Ectothermic
100
Are birds endothermic or ectothermic?
Endothermic
100
Are mammals endothermic or ectothermic?
Endothermic
100

Which has a harder shell: the egg of a reptile or the egg of a bird?

Bird
100
What kind of feather (down or contour) is used for flight?
Contour
200
What growth related characteristic do reptiles share with arthropods?
They both molt (shed their skin)
200
Do all birds fly?
No (ostriches, penguins, kiwis, etc..)
200
What do we usually see when we look at a mammal, underhair or guard hair?
Guard hair--it is typically longer and gives the animal its distinctive markings.
200

What is the purpose of the yolk?

It is the part that provides nutrients to the growing embryo.

200
What is the difference between a rabbit and a hare?
A rabbit is born naked and blind, and a hare is born with hair and eyes open.  Hares also have longer ears and are a usually larger.
300
What is the largest lizard?
Komodo Dragon
300
Which bone of equal size is heavier, a bird or an amphibian?
An amphibian.  Bird bones are full of air cavities. 
300
What is the main difference between offspring born after a long gestation period and offspring born after short gestation period?
The longer the gestation period the more developed the offspring.
300

What is purpose of the albumen (egg white)?

It is the defense mechanism for the egg to kill bacteria and pathogens that might come in through the pores in the egg shell. It also provides a shock absorber, keeps the egg from drying out, and provides mechanical support for the other parts.

300
Short, fixed fanged snakes deliver poison while it chews on its prey---which type of venom does it produce neurotoxin or hemotoxin?

Neurotoxin--causes blindness, paralysis, or suffocation

(sea snakes and coral snakes)

400
Name 3 ways a lizard differs from a snake

1. Lizards have 2 pairs of legs

2. Lizards have ears.

3. Lizards have same scales all over (snakes have different scales on their bellies for locomotion)

4. Most lizards have eyelids and can close their eyes.

400
What is a bird actually doing when it is preening?
It is rubbing oil from its oil gland (located above its tail) onto its feathers.  This lubricant keeps the barbules from getting clumped up and keeps them water resistant.
400
Name a non-placental mammal.
kangaroos, koalas, opossums  (duck billed platypus and echidnas lay eggs, so no placenta, either.)
400

How are amniotic eggs different from eggs of fish and amphibians?

It has a shell with fluid on the inside to allow the egg to develop on land.

400
Why does a snake stick out its tongue?
To sample the chemicals in the air (by using its Jacobson's organ and nostrils the snake has an amazingly sharp sense of smell)
500
What is the only living reptile in the order Rhynchocephalia (the order that includes dinosaurs)?
Tuatara (They live up to 60 years old, but don't start reproducing until the age of 20.)  They also have a parietal eye located on top of its head that can sense light.
500
What is unique about a bird's method of molting?
They molt uniformly and slowly.  They lose the same feathers from both sides to keep their ability to fly straight.
500
Name 3 of the 5 ways that mammals differ from other vertebrates.

Covered with hair.

Reproduce with internal fertilization.

Feed young with milk

4 chambered heart

Endothermic

500
If an amniotic egg develops without an allantois, will the embryo live? 
No, the allantois is the sack of blood vessels that allows for respiration and excretion of the embryo. 
500
What marsupial lives in the United States?
The oppossum
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