Please answer the following question: Conchifera is a taxonomic term. It is a subphylum of the phylum Mollusca. It comprises all of the shell-bearing classes of molluscs including the snails clams tusk shells ammonites monoplacophorans and so on. The other one is Aculifera.This taxonomic term is used mostly by paleontologists and not by scientists who study the living mollusca. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Animal