
Otter
A slippery wrestler who treats rivers like gyms.
Otter vs Bison
Tonight's science rumble is set in a sunny arena with a splash pool nobody is allowed to hog. No snacks were harmed.
Otter
Lontra canadensis
River otters can stay underwater about 4 minutes.
Fish, crayfish, frogs — they eat lunch in the pool.
Bison
Bison bison
Bison are the largest land animals in North America.
Grass. Lots of grass. They are walking lawns with opinions.
Who do YOU think wins?

Bison
A shaggy locomotive with horns.