go to Google, then type in "how old are sharks?" then when you find out ask "how old are crocodiles"then you will know who is older sharks or crocodiles.
Most sharks live for 20-30 years.
There are apparently around 1 billion sharks alive and 100 million killed a year and 50 million born a year.
The sharks that have barbels are generally nurse sharks and sharks that stay near the bottom of coral reefs as they are filter feeders and use them to scoop in plankton.
All sharks are endangered because people are catching them in great numbers and cutting off their fins for sharks fin soup.
I think they stay alive for maybe 10-13 yrs.?
to stay alive
to stay alive
There are many different species of sharks in our oceans. Each breed has a different expected length of life.
Yes, megamouth sharks are alive. They are very rare, though.
Sharks are meat eaters they are most likely to be found eating meat and to keep there weight up to be strong they have to eat meat in order to stay alive.
By allowing it to stay alive and be strong enough to hunt. Sharks need their gills to breathe through. They don't help with the hunt as such, but they're critical for the shark's survival.
no
from eggs
eat healthy,exercise
I Shouldn't Be Alive - 2005 Swimming with Sharks was released on: USA: 2006
They survive because they live off of dead and alive animals that live in the ocean.
Not long unless they are freshwater sharks
12 to 15 years in the wild 20 in captivity