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What is the most common group of vertebrate animals?
There are seven classes of vertebrates. Three of these are considered fish, and they are the jawless fish, bony fish, and cartilaginous fish. Four live on land, and they are amphibians, reptiles, birds, and mammals.
What types are vertebrates are there?
There are seven classes of vertebrates. They are the jawless fish, the cartilaginous fish, the bony fish, the amphibians, the reptiles, the mammals, and the birds. Within each group there are many species.
What has the most in common birds fish amphibians reptiles and mammals?
reptiles and amphibians have the most in common
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
Is a baby cardinal vertebrate or invertebrate?
A Northern Cardinal is a bird and therefore is a vertebrate. Vertebrates are those species with backbones and include amphibians, reptiles, mammals, and birds, jawless fish, bony fish, sharks, and rays.
Are hagfish bony or cartilaginous?
Sea lampreys are jawless fish and, like all fish, they are vertebrates because they have a spine and spinal cord, and an internal skeleton. They belong to the Phylum Chordata. Mammals, birds, fish, reptiles and amphibians are all vertebrates.
What is the sequence of vertebrate evolution?
Jawless Fish were first, then jawed fish, then fleshy finned, ray-finned and other modern jawed fish evolved, amphibians and sharks were evolving at about the same time, reptiles evolved from amphibians, mammals and birds were both evolving at about the same time( both from reptiles), dinosaurs were also evolving at this time and about 100 million years later the asteroid hit the Earth and Mammals started to takeover where dinosaurs had been and 200000 years ago we evolved.
Are birds and fish reptiles?
No. Birds, fish and reptiles are each a classification of "vertebrates" of their own. They all have quite different characteristics.
What is subphylum of sea lamprey?
The sea lamprey belongs to the subphylum Vertebrata. This subphylum encompasses animals with backbones, including all mammals, birds, reptiles, amphibians, and fish. Lampreys are jawless fish and are part of the class Cyclostomata within this subphylum.
What is agnatha?
jawless fish. not very common today, but they were in the past.
What shows the order in which vertebrates evolved?
1:fish 2: amphibians 3: reptiles 4: birds 5: mammals
Are birds and reptiles mammals?
N they are a seperate group like amphibians,mammals,reptiles,birds and fish
