LIVING THINGS:.SERES VIVOS
VERTEBRATES:VERTEBRADOS
INVERTEBRATES:INVERTEBRADOS
PROTIST:PROTISTA
WRITE:escribe
MAMMALS:MAMÍFEROS
REPTILES:REPTILES

What are the characteristics of mammals?
RESPIRATION:All mammals have lungs to breathe air.
MAMMALS BODIES:Skin and hair cover mammals bodies.In some animals,the hair is thick and called fur.