it is because mammals have highly developed nervous system and presence of spinal cord.
All are vertebrates.
Because they fulfill the criteria needed to be mammals. Among which are that they are vertebrates, hairy, and they suckle their young.
Monotremes are still classified as mammals because the young suckle on mother's milk. No other animal among the vertebrates does this - only mammals. They are also warm blooded and breathe through lungs, like mammals.
Belarus is highly developed, but is considered a developing country among other Europeans.
Yes, ants and ladybugs are invertebrates.Specifically, invertebrates have no backbones whereas vertebrates do. Vertebrates include amphibians, birds, fish, mammals and reptiles. Ants and ladybugs number among insects, which have no backbones and therefore are invertebrates.
All of the cultures were very highly developed, but please note Europeans saw them as barbaric savages because it was not the development that 'they' approved of.
Transportation systems are highly developed.
Yes. As members of Cetacea (all whales), they are mammals and thus vertebrates, meaning that they have backbones. Interestingly, narwhals are among only two whales that do not have fused neck vertebrae, the other being belugas.
Amniotes differ from earlier vertebrates in that they can complete their life cycle on land rather than in water. Earlier vertebrates had to have water to lay eggs at the minimum. Amniotes developed eggs with amnios which allowed the eggs to be laid on land or carried by the mother.
they are a vertebrate because their are mammals, and and all mammals are vertebrate because they have internal skeletons with a backbone.
It is rephrased as mammals are homeothermic animals .
Only monkeys are mammals among those animals you named.