Show:
Vocabulary
Descriptions
Concepts
Comparisons
100
This class of vertebrates lives their lives entirely in water.
What is fish?
100
This vertebrate has eggs develop in water outside the parent's body.
What is a fish or amphibian?
100
These vertebrates reproduce in water.
What are fish and amphibians?
100
An amphibian has this number of heart chambers.
What is the number 3?
200
This class of vertebrates that live on land and water.
What are amphibians?
200
This vertebrate has immature young develop in the mother's pouch.
What is a kangaroo?
200
This fish has a simpler digestive system.
What is a jawless fish?
200
Mammals have this kind of skin covering.
What is hair or fur?
300
Lizards, snakes,alligators, and turtles belong to this kind of vertebrates.
What is reptile?
300
This kind of vertebrate is dormant during cold weather.
What is a cold-blooded vertebrate?
300
This fish lays thousands of eggs because some are eaten by other animals.
What is a bony fish?
300
This mammal lays eggs outside its body.
What is a monotreme?
400
This is the name of warm-blooded vertebrates that have hair.
What is a mammal?
400
This vertebrate has the embryo develop in an egg with a hard shell.
What is a bird?
400
This fish has no swim bladder and would sink if it stopped moving.
What is a cartiliginous fish?
400
These 3 things are exchanged between mother and embryo in placental mammals.
What are nutrients, oxygen, wastes?
500
Mammals use this to nurse their young.
What are mammary glands/
500
This vertebrate's embryo is in a hard-shelled egg.
What is a bird?
500
This adaptation allows amphibians to hibernate in mud during winter.
What is the ability to absorb oxygen through the skin?
500
There are three ways that bony fish excape predators. Streamlined bodies help them swim fast. Metallic color conceals them. Bright colors and patterns warn away predators.
What are streamlined bodies for fast swimming, metallic color to conceal them, and bright colors and patterns to wawrn away predators?