This is an echinoderm with five arms and a star-like body
What is starfish?
The only endotherm that lays eggs.
What is birds?
This is what oxen do to look bigger than they are and not be attacked.
What is grouping?
Used to be in plain sight without being seen.
What is camouflage?
How endotherms respond to the cold.
What is shivering?
These have soft bodies with sometimes shells.
What is mollusks?
Ectotherm that lays jelly-like eggs.
What is amphibians?
This is what animals do when attracting a mate.
What is courtship?
What horns and quills are used for.
What is attacks?
This prevents the eye to be dry.
What is blinking?
These have many holes and eat through water.
What is sponges?
What is mammals?
This is how the owl butterfly doesn't be attacked most of the time.
What is mimicry?
Prairie dogs use this tactic to hide underground.
What is holes?
This gets rid of excess body heat.
What is sweating?
Simplest organism with a brain.
What is segmented worms?
The only ectotherm with scales.
What is fish?
This is what bears do in the winter.
What is hibernation?
What shells are used for.
What is blocking?
What squirrels or bears do when winter is approaching.
What is food gathering?
What is arthropods?
These are cold-blooded and only use lungs for breathing.
What is reptiles?
What birds do in the winter.
What is migration?
How birds most of the time don't get eaten.
What is flight?