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Parent Categories

entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

living thing, animate thing go
a living (or once living) entity

organism, being go
a living thing that has (or can develop) the ability to act or function independently

animal, animate being, beast, brute, creature, fauna go
a living organism characterized by voluntary movement

chordate go
any animal of the phylum Chordata having a notochord or spinal column

vertebrate, craniate go
animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium

reptile, reptilian go
any cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms

diapsid, diapsid reptile go
reptile having a pair of openings in the skull behind each eye

snake, serpent, ophidian
limbless scaly elongate reptile

noun.animal

6 Subcategories

colubrid snake, colubrid go
mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes
worm snake, blind snake go
wormlike burrowing snake of warm regions having vestigial eyes
constrictor go
any of various large nonvenomous snakes that kill their prey by crushing it in its coils
elapid, elapid snake go
any of numerous venomous fanged snakes of warmer parts of both hemispheres
sea snake go
any of numerous venomous aquatic viviparous snakes having a fin-like tail
viper go
venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw