It depends, oddly enough, on the temperature. At normal body temperature, the answer is about 3 minutes. However, a cold body, such as someone who has fallen through ice and drowned, can be revived after as much as 20 minutes. That's why we have a saying in the Emergency Room: "They're not dead until they're warm and dead".
Three minute
4 minutes.
3 days, under normal conditions. It should be noted, however, that the environment can also affect how long we can survive without water. This includes air temperature, relative humidity etc.
Before the raids, they packed food and drink inside so that they could survive long periods of time without leaving.
No. Human beings cannot breath underwater at all without an external source of air.
Dogs will stay underwater as long as they need to without hurting themselves. Like humans they know when they need to come up for air.
they have gills, they can breathe underwater for up to 4 months at a time without coming up for air.
No, SpongeBob is not of the air. He is of the water as you speak. All of his friends, inculding others he knows, lives underwater because they need to so they are able to survive.
It depends upon the temperature and the wind chill factor. The air can get a lot colder than 32 degrees F.
It let's Knuckles breath underwater without having to rush for air =)
They have gills. They do not breathe the same air that we do.
Both animal and plant life living underwater require Oxygen saturated water to survive.
Dolphins must go to the surface, because they breathe air. Dolphins are mammals, not fish.
the animal that can swimm longest without coming up for air is a lion they can stay under water for days.