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Habitat loss is the most common reason species become endangered and threatened. When people remove or alter forests, rivers, wetlands, prairies, beaches, and other ecosystems, there is no place left for plants, fish, and wildlife. For example, at one time there were 250,000 family groups of red-cockaded woodpeckers living on over 90 million acres of longleaf pine forests in the southern United States. Today, there are just 4,700 family groups of these endangered birds living on under 1 million acres of their original habitat. Continue>> |