They don't, they breathe.
Through its nose.
Thereis no oxygen so no
12 percent
if they cant brethe! or if they are angry!
yupers
Yes ,it is lung breather .
ben consantime brethe and spiderman
hippos
The collective nouns are a bloat of hippos, a crash of hippos, or a herd of hippos.
the most important gas is the gasses that we brethe.
what hippos
do hippos hibernate