As nouns the difference between animal and bilaterian

is that animal is in scientific usage, a multicellular organism that is usually mobile, whose cells are not encased in a rigid cell wall (distinguishing it from plants and fungi) and which derives energy solely from the consumption of other organisms (distinguishing it from plants) while bilaterian is (biology) any animal that has bilateral symmetry, collectively grouped in the clade bilateria.

As an adjective animal

is of or relating to animals.

As an adjective bilateral

is bilateral.

As a noun bilaterian is

(biology) any animal that has bilateral symmetry, collectively grouped in the clade bilateria.

As proper nouns the difference between israel and kadima

is that israel is while kadima is a centrist political party in israel.

American is a hypernym of montanan.

As adjectives the difference between american and montanan

is that american is american while montanan is of, or pertaining to, montana or its culture.

As nouns the difference between american and montanan

is that american is an american man while montanan is an inhabitant or a resident of the state of montana.

Fossilogy is a synonym of paleontology.

As nouns the difference between paleontology and fossilogy

is that paleontology is study of the forms of life existing in prehistoric or geologic times, especially as represented by fossils while fossilogy is the science or study of fossils.

As nouns the difference between fossil and fossilology

is that fossil is fossil while fossilology is the study of fossils.

Fossilology is a synonym of fossilogy.

As nouns the difference between fossilogy and fossilology

is that fossilogy is the science or study of fossils while fossilology is the study of fossils.

As nouns the difference between gravedigger and fossor

is that gravedigger is a person employed to dig graves while fossor is a gravedigger in the catacombs of ancient rome.

As nouns the difference between catacomb and fossor

is that catacomb is an underground system of tunnels and chambers with recesses for graves, used (in former times) as a cemetery; a subterranean tunnel system used for burying the dead, as in paris or ancient rome while fossor is a gravedigger in the catacombs of ancient rome.

As nouns the difference between dig and fossor

is that dig is ditch, dyke while fossor is a gravedigger in the catacombs of ancient rome.