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sharks have very sharp teeth and big mouth. It can swallow almost every animal
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∙ 12y ago
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Why must sharks always be swimming?
Sharks cannot stop moving because they always need oxygen flowing through their gills. Unlike other fish, who are able to "pulse" their gills in order to keep water and oxygen flowing through their gills, sharks are unable to do so and therefore have to keep swimming.
What is a sharks gallbladder used for?
so they'll be able to swim
Do tiger sharks have adaptations?
Tiger sharks have adapted to be able to see whenever it is very dark. They also have a great sense of smell.
Do sharks have gills?
Yes Sharks have gills, they are five slits located just in front of their pectoral fins. Without Gills a shark would not be able to breathe underwater.
What are the disadvantages of not being able to swim?
Being gang raped by dolphins or getting eaten by sharks.
Why are sharks able to tear through flesh so easily?
Not all Sharks can. Those who can have cutting, serrated teeth and powerful jaws. Together with a shake of the head, this Cuts flesh easily.
Do all sharks have hearts?
All sharks have hearts. If they didn't, they wouldn't be able to survive because no blood would be able to pump through their bodies.
Do whale sharks blow bubbles?
Sharks unlike whales breath through gills and do not have a blow hole scince they are adapted to go really deep down if a whale went really deep down it would not be able to come back up for air scince it would run out of time
Do sharks have any enemies?
yes dolphins are able to kill a shark so therfore they are big enemies of sharks.
Why are you able to move so easily through a gas such as air?
air denity is very very low
What types of sharks reproduce asexually?
None. All sharks reproduce sexually.
Why must sharks always be swimming?
Sharks cannot stop moving because they always need oxygen flowing through their gills. Unlike other fish, who are able to "pulse" their gills in order to keep water and oxygen flowing through their gills, sharks are unable to do so and therefore have to keep swimming.
When can baby sharks able to eat?
L2spell, dipwing.
Why do boats need to be streamlined?
to be able to get through water as easily as possible, the same way that planes and fast cars have to be streamlined.
Are hammerhead sharks vertebrates?
yes because they have to to be able to swin
What is a sharks gallbladder used for?
so they'll be able to swim
Is sharks reproduce sexually or asexually?
Most sharks reproduce sexually, but hammerhead and zebra sharks are both able to produce asexually after not seeing a male for years! Thanks for asking!
