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Animal adaptation Crossword

Teacher: Bryant
Across
The movement of animals from place to place
Learned behavior that occurs during a short critical period
An area where freshwater meets saltwater
Non-living factors
Effects of a living organism on other organisms
Use of color to blend in
Learned behavior in which an animal stops responding to stimulus
Movement toward or away from a stimulus
HNO3 and H2SO4 when falling from clouds
Succession that starts from rock
Heating of the atmosphere due to greenhouse gases
Down
The struggle among organisms to obtain necessities
Breaking down nitrates into nitrogen gas
Feeding relationship among organisms
An area of water without oxygen
A dormant state that helps animals survive in hot dry areas
Removal of trees from an area
A type of behavior an organism is born with
Used by fish and whales to blend in
Hydraulic fracturing