Phylum <500+ Tested>

Phyla help biologists understand evolutionary relationships. Organisms in the same phylum—say, a human and a fish—might look very different, but they share a basic body blueprint (in this case, belonging to Chordata ). Phylum Chordata | manoa.hawaii.edu/ExploringOurFluidEarth

Situated just below and above Class in biological classification, a phylum groups organisms based on a general, shared body plan or fundamental developmental structure. What is a Phylum? phylum

After Kingdom, it is the primary division of organisms sharing core structural traits. Phyla help biologists understand evolutionary relationships

Animals with a backbone (or notochord), including humans, fish, and birds. phylum