A Kangeroo is a Marsupial (Marsupialia), and comes from the class Mammalia (Mammal). They come from the Genus Macropus, in this group are 14 species; which includes Kangeroos, Wallaroos and wallabies.
The kangaroo belongs to the vertebrate group known as mammals. They are marsupials, which is a sub-group of mammals.
Marsupial.
Penguins belong to a vertebrate group called aves.
The vertebrate group in which humans belong to is the mammal group.Humans belong to the Mammal group.
The apes
bird
reptiles
reptiles
reptile
They are amphibians
fish
Sharks belong to the vertebrate group known as Fish. Specifically, they belong to the vertebrate group known as Chondrichthyes - all sharks and rays - which have skeletons of cartilage rather than bone.
chordata
Reptiles