An earthworm does not have a backbone.
dinosaurs are the animals which are warm blooded.
mammal
Yes because they are warm blooded and they have a backbone
No. An organism with a vertebrae has a backbone.
vertebrates are those who have a notochordor a backbone& these are warm blooded animala
87%
They have a backbone, hair, have their young alive, and are warm blooded.
No they don't. e.g. invertebrates
Yes. They are mammals. They have hair, a backbone, warm blooded, and have cubs alive.
Yes. Both have hair, the young is born alive, have a backbone and are warm blooded.
a mammal is a warmblooded animal that has to stay warm around any cold temperature and has fur and a backbone.
radiation from the sun comes onto earth it makes us warm