They all have organs and a heart and pump blood
Humans, hawks, cats, and fish are all vertebrates.
humans, fish, birds, insects,
Humans, birds, and fish all have a notochord that is replaced by a vertebral column as the body develops.
Common pets are animals that are very often kept by us humans, such as dogs, cats, birds, mice, fish rabbits, guinea pigs, ferrets, etc...
Vertebrates are animals that has a backbone. Here is a list of vertebrates.horseshumanszebrasdinosaurs (they are extinct)deerssheeplionstigerselephanthipposdogscats
birds..... i think
fish, birds and ants
Birds, some fish, ect...
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.
Mammals, birds, reptiles, amphibians and fish are vertebrates
Octopi, birds, fish, bigger crabs, and mammals (believe it or not, including man) that is right young 1
humans,crocodiles,larger fish,turtles,otters, birds, amazon river dolphins,birds and caiman
yes they are humans birds the starfish otters and fish