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birds are a separate class by themselves
animals with backbones are either birds, fish, mammals, reptiles, or amphibians they are neither mammals or amphibians thery are birds their own class of chordates
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∙ 14y ago
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∙ 13y agowell, every bird i have seen has had legs, that is if you mean legs for walking. the only bird that you would problebly see with one leg would problebly be one that got in a axident and got its leg...well you know
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∙ 9y agoBird are considered to be bipedal. This is because birds walk on 2 legs and not 4 like other animals.
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∙ 15y agoHarry Cokenbahls
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∙ 13y agoYes, all birds have legs.
Wiki User
∙ 7y agoAll are vertebrates.
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Why do scientists classify fish amphibians reptilesbirdsand mammals together in one group?
Fish, reptiles, amphibians, birds, and mammals are all vertebrates. They all have a backbone and internal bones.
What are the five classes of vertebrates in terms of structure?
fishes amphibians reptiles birds mammals
What animals do not have an endoskeleton?
All mammals, fish, birds, reptiles, amphibians. a.k.a vertebrates.
What are the animal classification groups?
MAMMALS,reptiles,birds,amphibians and fish all have something in common. they have a backbone
Do rabbits have a back bone?
Yes. Rabbits are vertebrates, like other mammals. Mammals, birds, fish, reptiles and amphibians all have backbones.
Are dolphins birds amphibians or mammals?
Dolphins are mammals.
What shows the order in which vertebrates evolved?
1:fish 2: amphibians 3: reptiles 4: birds 5: mammals
What are the 5 groups of vertebrates?
The 5 groups of vertebrates are fish,amphibians,mammals,reptiles and birds. Vertebrates are animals with a backbone.
Are chimpanzees fish birds mammals amphibians reptiles or insects?
Chimpanzees are mammals.
Are birds and reptiles mammals?
N they are a seperate group like amphibians,mammals,reptiles,birds and fish
What is an exaple of animals?
Mammals,birds,reptiles and amphibians.
What trait do reptiles and birds have that mammals do not have?
the ability to be amphibians
In what category would amphibians reptiles and mammals be placed?
Amphibians , reptiles , mammals along with birds are included in Tetrapod Vertebrates .
What are the five type of vertebrates?
1. Mammals 2. Reptile 3. Fish 4. Amphibians 5. Birds
What are the two groups of vertebrates?
There are five groups of vertebrates; fish, amphibians, reptiles, birds and mammals.
How can you split vertebrates?
Vertebrates can be classified into mammals, aves(birds), reptiles, amphibians and pisces(fishes).
What has the most in common birds fish amphibians reptiles and mammals?
reptiles and amphibians have the most in common
