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Do all animals with backbones have four limbs?
For certain all higher animals do. It also depends on your meaning of limbs. But, all Chordata have a backbone. Only Vertebrate that does not have limbs, if your are defining limbs to be legs and arms, are the fish. The term use to describe 4 limbed animals is tetrapod.
Do animals with four limbs have back bones?
Of course not.Dont forget the fish and snakes.
Why is the evolution of four limbs significant?
It enabled animals to move more easily on land.
What is a sentence using the word homologous?
The homologous is the study of animals.
Does a Bengal tiger have limbs?
Yes, they have four legs (so they have four 'limbs').
What does Pulse motor and sensation times four mean?
The person has pulses that can be felt in all four limbs, they can move all four limbs, and they can feel all four limbs.
Do animals have limbs?
No, not every animal has a backbone. Only animals that belong to the phylum Chordata have backbones, while insects and mollusks do not.
Is a arm analogous homologous or a vestigal feature?
The human arm would be homologous, as it is homologous to various other animals, such as a whale's fin, or a chimpanzee's arm.
What is a tetrapod?
A tetrapod is a vertebrate animal with four limbs. "Tetra" means "four" and "pod" means "foot". Amphibians, reptiles, birds and mammals are all tetrapods; even snakes and other limbless reptiles and amphibians are tetrapods because they descended from animals which had four limbs. Whales and other cetaceans are also tetrapods because they are mammals have two front limbs and the two hind limbs are vestiges.
What can you infer about the bones in the forelimbs of vertebrate species?
Example of vertebrates (having a spinal column) could be humans, whose fore limbs are arms, as we stand upright. Then there are animals like the horse, whose fore limbs (indeed all four limbs) are actually legs.
What type of limbs does mouse have?
Rats have four legs.
Are legs and limbs the same?
no sea creatures have limbs and the other animals and humans have legs
