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Internal fertilazion
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∙ 11y ago
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Cartilaginous fish conduct what?
internal fertalization
Is a tuna fish cartilaginous fish?
no. cartilaginous fishes are sharks and rays.
Do cartilaginous fish have operculum?
Jawless fish are cartilaginous, but they do not have jaws. Class Chondrichthyes, which contains most cartilaginous fish, like sharks, have powerful jaws.
Are skates cartilaginous fish or bony fish?
Similar to Stingrays, skates are cartilaginous.
Which fish can stay underwater the longest cartilaginous or bony fish?
it is the cartilaginous fish.s
Like jawless fish cartilaginous fish have sketetons made of?
Both jawless fish and cartilaginous fish have skeletons made of cartilage.
What are the differences between jaw less fish and cartilaginous fish?
Jawless fish and cartilaginous fish have cartilaginous skeletons, and bony fish have skeletons made from bone. Cartilaginous fish and bony fish both have jaws, paired appendages, and whole vertebrae, and jawless fish lack jaws, paired appendages, and often are without whole vertebrae. Cartilaginous fish can have scales or be naked, jawless fish are naked, and bony fish have scales. Bony fish have swim bladders, and cartilaginous fish do not. Jawless fish, cartilaginous fish, and bony fish all have fins, gills, and dorsal nerve cords that lead to a distinct brain. They all also have postanal tails and notochords.
What does cartilaginous mean?
Cartilaginous fish have cartilaginous endoskeletons, meaning their skeletons are made from cartilage. Cartilaginous fish can also have placoid scales, or they are naked. Cartilaginous fish have gills, paired appendages, strong jaws, notochords, a dorsal nerve chord that leads to a distinct brain, and lack a swim bladder.
Is lizard bony or cartilaginous?
Lizards are not bony or cartilaginous fish, they are reptiles.
Are fish cartilaginous?
yes
What do cartilaginous feed off of?
Cartilaginous fish are mainly sharks and rays. They feed off bony fish, such as goldfish.
Why are cartilaginous fish called cartilaginous fish?
Cartilaginous fish, also known as elasmobranchi, have skeletons made of cartilage rather than bone. Bony fish, also known as teleosts, have skeletons made of bone.
