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Because they breathe through gills.(air must pass through them)
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∙ 12y ago
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Why is the process of respiration important?
Respiration is important because we need to breathe oxygen to live.
Can you put fish in with crayfish?
Crayfish will actually attack fish. It is best to keep them separated.
What does dragon fly look like crayfish?
if your question is why does a dragon fly look like a crayfish? they don't look the same at all. the crayfish looks like a lobster but that is it.
What structures do spiders grasshoppers and crayfish have for exchanging gases?
spiders: book lung grasshopper : trachea crayfish: gills
Are crayfish saltwater or freshwater animals?
Some species of crayfish, such as the spiny lobster, are saltwater animals, while other species, such as the kabby or koura, are freshwater animals. It all depends on which species of crayfish you are referring to.
How do the respiratory structures differ for crayfish and grasshoppers?
In crayfish, gills are required to perform respiration whereas grasshoppers get oxygen for respiration straight from the atmosphere.
How many legs and claws does a crawfish?
walking legs on a crayfish are used for mobility and movement, while the claws remain free to forage for food. This allows the crayfish to eat on the move and travel fair distances in a short time.
What is the purpose of walking legs on a crayfish?
the purpose of walking legs on a crayfish are to help it move around. It mostly uses its tail since it is in water and can easily move with its abdomen muscles
Why are the walking legs attached to the gills in crayfish?
just cuz
How many total legs does a crayfish have?
A crayfish has eight walking legs and eight swimmerets.
What structures are located at the base of each walking leg on a crayfish?
gills
What is the advantage of the gills being attached to walking legs on crayfish?
to survive in shallow water
What 2 systems of a crayfish are most unlike human systems?
Exoskeleton: Crayfish have a hard shell, and no bones. That makes crayfish invertebrates (no spine). Gills: Crayfish respire underwater through gills, where humans use lungs. The circulatory system is the second one, the reason for this being that crayfish have no blood vessels (and humans obviously do).
How are the antennae chelipeds other walking legs and swimmers related to crayfish?
they are all part of the cephlathorax
How are the antennae other walking legs and swimmerets related?
They are related because they all perform some part in the crayfish. Without those parts the crayfish will not survive.They are not related at all!!
Why is it important that the gills of a crayfish give them a large surface area?
It is important that the gills of a crayfish give them a large surface area because it helps the crayfish to breathe. The bigger the surface area, the more oxygen in the crayfishes system.Ê
How are grasshoppers and crayfish similar?
These creatures are a like because they both have antennas. They are different because grasshoppers breath through little spirals, but crayfish breathe normaly.antenna, madible, walking legs
