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Sharks can ONLY breath underwater. They're not mammals like us.

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14y ago

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Why can't you hold your breath too long after breathing in a bag for 2 minutes?

Holding your breath depends on oxygen in your system. After breathing in a bag, you've been depriving yourself of oxygen (breathing in what you breath out - carbon dioxide) and so you're oxygen starved.


Which respiratory system does a crocodile use to breathe on land?

They only have one respriatory system and it is similar to humans. They breath oxygen from ther air with their lungs. When they are underwater they simply hold their breath (and can do so for a very long time). They do not breath water with gills like fish.


Can a chicken hold its breath?

Chickens do not have the ability to hold their breath in the same way humans can. Chickens have a respiratory system that includes air sacs connected to their lungs, allowing for a continuous flow of air in and out of their bodies. They do not have the same voluntary control over their breathing as humans do.


How can penguins dive so deep?

Penguins have a fairly large lung capacity,allowing them to hold their breath for a certain period of time.


How do seals breath underwater?

Seals are able to hold their breath for long periods of time while underwater by slowing their heart rate and reducing blood flow to non-essential organs. They have a high oxygen storage capacity in their muscles and blood, allowing them to stay submerged for extended periods. They also have adaptations such as efficient lungs and a high concentration of myoglobin in their muscles to help them extract oxygen from the water.

Related Questions

How do turtles hold their breath so long?

Because they can, and it's free


How long can a whale hold its breath for?

Because their lungs are so large.


How long can praying mantis hold their breath?

Praying Mantis are insects, they do not have lungs (gas exchanges happens using spiracles) so they can not hold their breath.


Why do shark sink when they die?

because sharks have to swim to breath so if they dont swim then they dont breath causeing them to sink and die. because sharks have to swim to breath so if they dont swim then they dont breath causeing them to sink and die.


How long can monkeys breath underwater?

No. Monkeys are mammals, so they have lungs, which cannot filter water. They can hold their breath underwater, though.


Why can beavers hold there breath so long under water?

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.


Why do some shark die when they sink?

because sharks have to swim to breath so if they dont swim then they dont breath causeing them to sink and die. because sharks have to swim to breath so if they dont swim then they dont breath causeing them to sink and die.


How long can a starfish hold its breath?

starfish are aquatic, so for its entire life i guess


Do head lice hold their breath if so for how long?

Yes they do, but they also breath under-water. They can breath under-water for 14 hours.


Why do polar bears hold their breath for so long?

To dive deep into the ocean and hunt for its prey.


How long can a mermaid hold her breath?

There is a myth that mermaids can hold their breath underwater indefinitely, but in reality, humans can hold their breath anywhere from 1-3 minutes on average. If mermaids were real, they would likely have similar breath-holding capabilities to humans.


How long do you have when your lungs stop working?

Your lungs don't stop working but if they do and I didn't know that you have as long as you can hold your breath for so it varies.