| A | B | 
|---|
| organism | any living thing | 
| adaptations | a cahange that an animal makes either behavioral or physical that allows it to survive in its environment | 
| structural adaptation | special physical characteristics | 
| camouflage | protective coloring | 
| mimicry | one animal looks like another | 
| behavioral adaptations | certain activities that living things do to survive | 
| nocturnal | only active at night | 
| migration | moving from one place to another | 
| hibernation | going into a deep winter sleep | 
| huddling | forming a large group for protection | 
| instinct | a behavior that an animal is born knowing how to do | 
| learned behavior | any behavior an animal is taught. |