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Frizzell Vocab # 18

Changes in the Environment

TermDefinition
environmental change changes to an environment which may be good or bad for the organisms living there
climate change changes to an ecosystem's climate over a long-time period
extinction when all the members of a species die out and there are no more
predator an organism that hunts and kills prey for its food
prey an organism that is hunted and killed by a predator
native species a species that was already living in an ecosystem
invasive species a species that was NOT living in an area; it was brought in and it quickly takes over
pollution the contamination of air, water or soil by harmful substances
conservation the protection of natural resources and ecosystems
adaptation a characteristic that an organism has that helps it survive
instinct an inherited behavior that an organism just knows how to do without being taught
camouflage a physical adaptation of an organism that allows it to blend in and hide from predators
nocturnal a behavioral adaptation in which an animal hunts at night and sleeps in the day
migration a behavioral adaptation in which animals "travel" long distances during the seasons to increase their survival
hibernation a long-period of inactivity (sleep) of some animals during the winter season
function the purpose of something; what something "does"
Created by: tfrizzell