FISH
AMPHIBIANS
REPTILES
BIRDS
MAMMALS
100

Fan-like structures used for steering, balancing, and moving

What are fins

100

 The meaning of "Amphibios" 

What is "double life"?

100

Reptiles are cold-blooded. The term for this is _____.

What is ectotherm?

100

Smoothing feathers and spreading oil on them helps the feathers stay in place and insulate them. This is called ______.

What is preening?

100

The three types of mammals

What are monotremes, marsupials, and placental?

200

Allows a fish to sense its environment and detect movement

What is the lateral line

200

Frogs, toads, and salamanders

What are examples of amphibians?

200

Lizards and snakes, turtles, and crocodilians

What are the three groups of reptiles?

200

True or false: birds are probably closely related to dinosaurs.

What is true?

200

Most mammals develop in this organ in the mother

What is the uterus?

300

The internal temperature of a fish changes with the environment. This is known as what?

What is ectotherm or cold-blooded

300

Smooth and moist

What is the skin?

300

Protects the bodies of reptiles

What are scales?

300

Birds maintain a nearly constant internal body temperature; thus, they are ____________.

What are endotherms?

300

Specialized teeth in mammals divide them into these three groups

What are omnivores, carnivores, and herbivores?

400

Jawed, jawed cartilaginous, bony

What are the three types of fish

400

During cold temperatures, amphibians do this to survive.

What is hibernate?

400

Since they cannot breathe through their skin because of scales, they have a pair of these

What are lungs?

400

Like humans, birds have a _____-chambered heart.

What is four?

400

These glands are how mammals feed their young

What are mammary?

500

How many chambers does a fish heart have?

What is two

500

The female lays eggs, and the male deposits sperm on them. 

What is external sexual reproduction?

500

Contains everything the embryo needs for development

What is the amniotic egg?

500

Mouth adaptation that allows a bird to crack open seeds

What is a beak?

500

What mammal has no nipples?

What is the platypus?

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