Mammals


 
A beaver along a rocky shore on Isle Royale.

Beaver

Beaver create important aquatic habitat for other island creatures.

Red fox prances on an Isle Royale trail.

Red Fox

Isle Royale fox are curious canines that scavenge for their food.

Wolf on the prowl through a snowy forest

Wolves

Wolves have been the apex predator on Isle Royale since 1948.

Two Northern River Otters swim in Lake Superior.

Otter

River otters are among the best swimmers in the weasel family.

An American Marten standing in the dirt.

American Marten

American marten is one of four members of the weasel family on Isle Royale.

American red squirrel sitting on a tree branch.

American Red Squirrel

The American red squirrel is the most commonly seen mammal on Isle Royale.

 

 

Still Curious?

A snowshoe hare on the side of an Isle Royale trail.

Animal Species List

Find out what species currently call Isle Royale home.

Moose wades in Washington Creek on Isle Royale.

Voyage of Mammals

Learn about the mammals who successfully made the difficult journey to Isle Royale.

Multiple Calypso Orchids surrounded by other vegetation found on the Stoll Trail at Isle Royale.

Plant Species List

Discover which vascular plant species can be found on Isle Royale.

Last updated: January 4, 2024

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