most have live babys warm blood has fur or feathers
No. Frogs are not mammals of any description. Frogs are amphibians.
Flying mammals, often nocturnal.
fish, amphibians, reptiles, birds and mammals
All birds and monotreme mammals (the Platypus and echidnas) fit that description.
Since raccoons, like all mammals, have blood vessels, they can be described as "vascular." This is not usually a helpful description.
Many mammals fit that description, field mice, dormice, chinchilla, bushbabies and more.
This description fits the koala. However, it is not strictly correct to say a koala is bear-like, as it is not even remotely related to bears. Koalas are marsupials, but bears are placental mammals.
George B. Schaller has written: 'Stones of silence' -- subject(s): Natural history, Mammals, Description and travel
Warm-blooded vertebrates that have hair and give birth to live young are known as mammals. This class of animals includes species such as humans, dogs, and whales. Mammals are characterized by their ability to regulate their body temperature internally, possess mammary glands for nursing their young, and typically have fur or hair covering their bodies. Examples of mammals that fit this description include most land mammals, as well as some marine mammals like dolphins.
For a fabulous answer, read just the first paragraph or two of each of the articles linked below. You'll have all the information you need.
Birds can be called amniotes, tetrapods, vertebrates, and chordates, depending on the context. Some people even call them dinosaurs, avian dinosaurs, reptiles, sauropsids, avian theropods, paravians, and avialans. But for classification, birds are not reptiles nor mammals, it is just classified as a bird.
Yes, all mammals have a skeleton.Yes, all mammals have a skeleton.Yes, all mammals have a skeleton.Yes, all mammals have a skeleton.Yes, all mammals have a skeleton.Yes, all mammals have a skeleton.