Probably the mucus that collects in Harry's lungs makes it hard for him to breathe.
no but they can hold their breathe for long periods of time
Hippos can't "breath" underwater but they can hold their breath for long periods of time.
Chue
Yes, but it will probably be messy.
All sea snakes must rise to the surface to breathe occasionally, although some can remain underwater for long periods by absorbing oxygen from swallowed water.
Frogs can breathe through their skin, which allows them to breathe underwater for long periods of time. They also have lungs, allowing them to perform strenuous activities in water.
They do not breathe under water, they just hold their breath for long periods of time.
Jacques Cousteau invented the Aqua-Lung to allow divers to explore underwater for longer periods without needing to surface frequently for air. This invention revolutionized underwater exploration by providing divers with the ability to breathe underwater using compressed air tanks.
Adele penguins breathe air through avian air sacs which are similar to lungs in mammals. They are able to hold their breath for extended periods while diving under the water.
One can always GET pregnant. You are probably not currently pregnant if you have regular periods.
The Whirligig beetle breathes through gills under the water. They live in the water for long periods of time.
carpal tunnel syndrome