A mobile organism
A nonhuman creature
creature, beast, beast of burden, brute, domestic animal, wild animal, lower animal, quadruped, beast of the field, creeping thing, varmint, pet, farm animal, dumb animal, wild thing, one of God's creatures, monster, critter*.
A brutish human
Referring to characteristics of the animal kingdom
Terms referring to specific animals include: vertebrate, invertebrate, mammalian, ruminant, ungulate, bovine, canine, equine, feline, leonine, lupine, vulpine, ursine, porcine, caprine, ovine, pachydermal, lagomorphic, rodent, marsupial, piscatorial, crustacean, cetacean, amphibian, avian, serpentine, ophidian, reptilian.
Referring to the bodily characteristics of humans
Relating to the desires and appetites of the body:carnal, fleshly, physical, sensual. See body