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Period: to
1900 to present
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1926 they eliminated the wolves
the last wolves were killed in 1926. -
1926
Gray wolves had been extirpated -
1926
wolves were killed. -
1933
National Park Service maintained its policies of predator control in the park until this year. -
1940's
park managers were working on reintroducing the wolves back into Yellowstone. -
1967
Gray wolf was listed as number one endangered species. -
1980
The first recovery plan was completed ,although gained little traction -
1994
The final statement was publised for reestablishing the wolves in Yellowstone. -
1995
Gray wolves were reintroduced in Yellowstone -
1995
Wolves were being transported to Yellowstone.