How long can you hold your breath?
I will assume you are not joking. A fish does not hold it's breath it can breathe underwater using its gills.
Hippos can't "breath" underwater but they can hold their breath for long periods of time.
how does a galapagos penguin breath
As Mario is a video game character, he can hold his breath for however long you control him underwater.
until they die
until they die
40 minutes
Yes. Snails have gills, which makes them able to breathe underwater.
up to 10 minutes
Myoglobin enables the marine mammals to be able to hold their breath for extended periods of time underwater. The beaver has been reported to hold its breath underwater for about 15 minutes.
No. Monkeys are mammals, so they have lungs, which cannot filter water. They can hold their breath underwater, though.