A mermaid has gills on either side of her neck, or her sides. The gills allow her to hold her breath for a long time.
You can't breathe under water but you can hold your breath for an extremely long time and you can also see under water.
just go to this site and it will tell you a lot of ways to hold your breath underwater.www.wikihow.com/Hold-Your-Breath-for-Long-Periods-of-Time
yes depending on how long
Yes
As long as a human does less time if they hold their breath
whales an not breath under waterno they can hold their breath under water for long periods of time but come up to the surface for airNo they can't. They take a big breath of air above the surface then they just hold their breath for a long time.
yes or nah
they can hold their breath for a long time
Hippos can't "breath" underwater but they can hold their breath for long periods of time.
They do not breathe under water, they just hold their breath for long periods of time.
A long old time. Between 20- 40 minutes :-) Parker
1. We can physically try to hold on to our breath for a period of time, but the medulla oblongata will detect a drop of pH level (acidosis condition) and force a breath.