What happens when you upset a hippo?

...upset. Other answers listed are true for this question. And your sorce is askmen.com?

they always sweat red. the other options are all correct. chech the facts before writing questions.

Isn't it amazing how all animals adapt to their environment!

So the most aggressive animal in the world will not her mad, but start producing its own sunscreen? 😀 Come on, at least don't put there the aggressive option, as there are two correct answers...

OpalScorpio51942, they also kill more people in Africa than any other animal

From personal experience all of the answers are correct. Very dangerous animal when they feel threatened.

I'd imagine all answers are partially correct.

I've understood that an upset hippo becomes an angry hippo and charges.

it seems like hippos sweat fot other reasons other than being