
Llama
A woolly sentry with a spit-screen special.
Llama vs Polar Bear
Tonight's science rumble is set in the visitor lawn, now closed for SCIENCE. No snacks were harmed.
Llama
Lama glama
Llamas hum to chat. A loud hum can mean worry.
Grass and hay. They are grazing guards who work for snacks.
Polar Bear
Ursus maritimus
Polar bears can swim for days. They are marine mammals in a fur coat.
Mostly seals. They are the most carnivorous of all the bears.
Who do YOU think wins?

Polar Bear
The Arctic's heavyweight champ.