amphibian
aquatic
biaxial
bicameral
bicuspid
bifid
biform
binocular
binomial
binominal
bipartite
bipetalous
bipinnate
bisexual
bivalent
canine
cannibal
carnivore
cosmopolite
feline
gnawer
herbivore
insectivore
invertebrate
mammal
mammalian
marsupial
marsupialian
omnivore
primate
quadruped
reptile
rodent
ruminant
scavenger
two-footed
ungulate
unibivalent
varmint
vermin
vertebrate
animal
animate being
beast
brute
creature
fauna