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Assuming you mean the Agnatha group of fish... They don't have movable jaws, like other animals and fish. They rely on a row of sharp teeth to slice into the flesh of their 'host' - then simply swallow the shredded flesh.
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The most primitive vertebrates are members of the group of?
a) jawless fishes.
The most primitive vertebrates are members of the group of a jawless fishes b amphibians c artilaginous fish d birds e bony fish?
A: jawless fish
Give you some example of jawless fish?
Most fish are not jawless. There is a small group of very primitive fish called Jawless fish (Agnatha). However, they make up a very small proportion (<1%) of the fish species on earth. Jawless fish are things like lamprey and hagfish. All other fish, like trout, salmon, tuna, sharks, rays, cichlids, goldfish, etc, etc, have jaws. See the related link for more information on the primitive jawless fish.
What is the huge group of fishes called?
A large group of fishes is often called a school.
Do all chordates have jaws and limbs?
Well, no they don't... There's a group of chordates called Agnatha which basically contains all the jawless chordates. And there are obviously limbless chordates present, the fishes and the snakes being the most well-known of the examples...
Name for group of jawless fish?
cephlochordates
How do you call group of fishes?
Groups of fish is called a shoal.
Which was the first organism with a vertebra?
The first vertebrates (as far as is known) were a group of extinct*, jawless, heavily-armored fishes called Ostracaderms. *There are a few zoologists who feel that the hagfish and possibly the lamprey and slime hag are ostracaderms, but I disagree. I'm not at all sure that the hagfish and slime hag are true vertebrates.
What are two adaptations that enabled early fishes to dominate the oceans?
The ability to lay hundreds of eggs. And probably the fact that they adapt to anywhere because there aren't that many different terrains underwater
Which group of animals can be group as school?
A school of fishes.
What group of fishes were able to walk on land?
lobe-finned fishes and two of them are the lungfishes and the coelacanths but mostly the LOBE-FINNED FISHES
What is the difference between fish and fishes?
in the group, all the fish are of the same species = use "fish"in the group, the fishes are of different species = use "fishes"Fish is used as plural and singular.However,Fishes is used to refer to multiple species of fish.
