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
No, penguins do not eat humans. Penguins are primarily fish-eating birds and do not view humans as prey.
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.
birds..... i think
Birds, some fish, ect...
fish, birds and ants
Any animal of the chordate subphylum Vertebrata, which includes fish, amphibians, reptiles, birds, and mammals.vertebrate
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