dorsal fins dense, fibrous connective tissue, with no bones or cartilage
yes, a dolphin does have a back bone, just like humans the dolphin has bones in their fins like finger bones and in their tail fins they have bones like feet bones. They are mammals just as we are and we both are called vertebrates (having backbones).
Yes. Fins, a swim bladder, the composition of their bones, and their muscles all help a fish to swim.
head scales tail eyes entrails bones fins (some) skin
Eels have no arms. Instead of arms Eels have Pectoral fins.
a fish that is skinny with no bones and has eggs,fins,and a heart
Dolphins have fins instead of fingers. However, inside the fins they have finger bones, which are similar to the ones found in human hands.
Fins have rigid bones that are called spines, although they are not connected to the actual spine. Rays are made of cartilage, not bone. Sometimes fins are called fin rays, but they are not true rays.
Sharks are hunted for their fins , bones and their skin.
The fins of sea mammals are actually hands and have bones, tendons, joints, etc, just like your hand except not externally expressed. The tail flukes however are only cartailage.
bones fins bladder teeth intestines
Some synonyms for phalanges are bones of the fingers and bones of the toes. Additional words that are related to phalanges are paws, mitts, fins, and appendages.