
Otter
A slippery wrestler who treats rivers like gyms.
Otter vs Sea Lion
Tonight's science rumble is set in the visitor lawn, now closed for SCIENCE. No snacks were harmed.
Otter
Lontra canadensis
River otters can stay underwater about 4 minutes.
Fish, crayfish, frogs — they eat lunch in the pool.
Sea Lion
Zalophus californianus
Sea lions can hold their breath for about 10 minutes.
Fish, squid, and the occasional unfortunate leftover from the ocean buffet.
Who do YOU think wins?

Sea Lion
A barking torpedo in a wet tuxedo.