The 18 mammal species present on the island must cross Lake Superior.
Different habitat types provide for a great diversity of birds.
Isle Royale's distinct topography continues underwater, providing habitat for rare fish.
Isle Royale's landscape provides great habitat for amphibians.
A limited number of reptiles with a surprising amount of diversity.
Mussels, slugs, and snails are all present at Isle Royale.
Find out what species currently call Isle Royale home.
Moose are the largest mammal on Isle Royale.
Wolves have been the apex predator on Isle Royale since 1948.
Last updated: December 9, 2020
800 East Lakeshore Drive