Animal/Related Articles

Parent topics

Life [r]: Living systems, of which biologists seek the commonalities distinguishing them from non-living systems. ^[e]
Organism [r]: An individual living individual: a complex, adaptive physical system that acts a integrated unit that sustains metabolism and reproduces progeny that resemble it. ^[e]
Eukaryote [r]: An organism that is composed of one or more cells containing cell nuclei. ^[e]
Kingdom (biology) [r]: The second highest level taxon of organisms in scientific classification and biological taxonomy. ^[e]

Sponge [r]: One of a loose group of sedentary, aquatic, filter-feeding invertebrate animals with soft and porous bodies, placed into the phylum Porifera. ^[e]
Metazoan [r]: Any animal other than the sponges. ^[e]
Bilateria [r]: A clade of animals, all of which are bilaterally symmetrical during at least one point of their lives. ^[e]
Protostome [r]: Add brief definition or description
Ecdysozoan [r]: Add brief definition or description
Insect [r]: One of numerous small arthropod animals with six legs, an exoskeleton that grows by molting, and oftentimes wings. ^[e]
Lophotrochozoan [r]: Add brief definition or description
Mollusk [r]: Add brief definition or description
Deuterostome [r]: Superphylum of animals, and a subtaxon of the Bilateria branch of the subregnum Eumetazoa, which are distinguished by their unique embryonic development. ^[e]
Chordate [r]: An animal who had a notochord — a stiff cord with nerve fibre bundles — somewhen during its life. ^[e]
Vertebrate [r]: An animal who has a skeleton with a backbone, vertebrae, and/or a cranium. ^[e]
Invertebrate [r]: An animal who does not have a skeleton with a backbone, vertebrae, or a cranium. ^[e]