Mammals and Their Characteristics (1966)
Points out that mammals, including the anteater and seal, have hair and nurse their young. Shows representative members of mammalian groups - carnivores, rodents, ungulates, marsupials and primates.
Points out that mammals, including the anteater and seal, have hair and nurse their young. Shows representative members of mammalian groups - carnivores, rodents, ungulates, marsupials and primates.