頭牲

動物或頭牲，到話事嗰一般情況下，係話冇包到人全部生物。到生物學上來話，動物係生物嗰一類，又叫動物界（Animalia），人也歸到箇類。

How to read a taxobox 動物界 化石年代：Ediacaran - 今下
Clockwise from top-left: Loligo vulgaris (a mollusc), Chrysaora quinquecirrha (a cnidarian), Aphthona flava (an arthropod), Eunereis longissima (an annelid), and Panthera tigris (a chordate).
物種分類
域(Domain): Eukaryota 界 (Regnum): Animalia Linnaeus, 1758
門
Subregnum Parazoa Porifera (alternatively) Calcarea Silicarea Subregnum Eumetazoa Placozoa Radiata (unranked) Ctenophora Cnidaria Trilobozoa † Bilateria (unranked) Orthonectida Rhombozoa Acoelomorpha Myxozoa Chaetognatha Superphylum Deuterostomia Chordata Hemichordata Echinodermata Xenoturbellida Vetulicolia † Superphylum Ecdysozoa Kinorhyncha Loricifera Priapulida Nematoda Nematomorpha Lobopodia † Onychophora Tardigrada Arthropoda Superphylum Platyzoa Platyhelminthes Gastrotricha Rotifera Acanthocephala Gnathostomulida Micrognathozoa Cycliophora Superphylum Lophotrochozoa Sipuncula Hyolitha † Nemertea Phoronida Ectoprocta Bryozoa Entoprocta Brachiopoda Mollusca Annelida Echiura

Orange elephant ear sponge, Agelas clathrodes, in foreground. Two corals in the background: a sea fan, Iciligorgia schrammi, and a sea rod, Plexaurella nutans.