Endangered Means There's Still Time

Glossary of Terms


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biologist:
a person who studies living organisms and their relationship to one another.

captive:
not wild; not living in its natural habitat.

ecosystem:
all living things and their environment, in an area of any size, linked together by energy and nutrient flow.

endangered:
a species which is in danger of extinction throughout all or most of its range.

extinct:
no longer in existence.

habitat:
the arrangement of food, water, shelter, and space necessary for a species' survival.

illegal killing:
illegal killing or collection of plants or animals.

migration:
seasonal movements from one region to another.

natural diversity:
the wide variety of living things that make up an ecosystem.

refuge:
an area set aside for the purpose of conserving species and their habitat.

reintroduction:
a wildlife management technique used to place species back into an area where they had disappeared or become dangerously low in numbers.

old growth forest:
an undisturbed forest with trees that are more than 200 years old. It is characterized by fallen trees, trees with broken tops, and mature and dying trees.

pesticides:
chemicals used to control populations of species that are believed to be harmful to human beings or human activities.

predator:
an animal that lives by killing and eating other animals for food.

prey:
an animal that is killed and eaten by other animals.

species:
a population of individuals that are more or less alike, and that breed and produce fertile offspring under natural conditions.

threatened:
a species likely to become endangered if it is not protected.

wetlands:
any land area that tends to be regularly wet or flooded.


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