
Wolf
Team captain of the wild.
Wolf vs Hippo
Tonight's science rumble is set in the visitor lawn, now closed for SCIENCE. No snacks were harmed.
Wolf
Canis lupus
A howl can travel 10 kilometers through quiet forest.
Deer, moose, hares — whatever the pack can out-think.
Hippo
Hippopotamus amphibius
Hippo sweat looks reddish. People called it blood-sweat. It is really a natural sunscreen.
Hippos graze grass at night. By day they soak and... argue.
Who do YOU think wins?

Hippo
A floating boulder with kitchen-knife tusks.