Ray-finned fish with a cartilaginous endoskeleton are known as chondrichthyans. This group includes sharks, rays, and skates, characterized by their flexible cartilaginous structures instead of bony skeletons. Chondrichthyans are distinct from bony fish (osteichthyans), which possess a bony endoskeleton.
shark, skate, or ray are the examples of cartilaginous fish, so usually members of this category are LARGE!
A ray belongs to the group of cartilaginous fish, specifically in the subclass Elasmobranchii. Rays are closely related to sharks and share similar characteristics, such as a cartilaginous skeleton and placoid scales.
x-ray fish are called x-ray fish because you can see through them
The cousin of the shark is the ray. Both sharks and rays belong to the same group of cartilaginous fishes known as elasmobranchs.
Why did you put this subject under endangered species, eagles? First thing the spotted eagle ray is, in fact a cartilaginous fish and is called the spotted eagle ray because of its shape and the white spots on its back.
Ray-finned fish have "true" bone skeletons, where as the cartlaginous fish have...cartilage instead of bone as their skeletons.
Because it's nearly transparent.
Sharks and lampreys are both types of fish that have cartilaginous skeletons rather than bony skeletons, which is a category officially known as the elasmobranchs. Bony fish in comparison are called teleosts.
all baby fish are called fry
Rays are a type of cartelagenous fish, and are thus a member of the phylum Chordata.
It is called a Ray.
A devil ray is a consumer. As a type of cartilaginous fish, it primarily feeds on small fish, plankton, and crustaceans, making it a part of the marine food web as a predator. Devil rays play a role in controlling the populations of their prey, contributing to the ecological balance of their habitats.