Animals

Animals

Any living creature of the Kingdom Animalia constituting multi-celled organisms as well as single-celled organisms lacking chlorophyll and having the ability for spontaneous movement, such as protozoans.

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alice1

Beijing, China

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Animals > Crustaceans

apertural spine

Animals; Crustaceans

In acrothoracican, spine-like structure protecting aperture.

verruca

Animals; Crustaceans

Type of valve sculpture: small, wart-like outgrowth.

cardial sulcus

Animals; Crustaceans

Transverse groove across posterior region of carapace at level of heart.

plate

Animals; Crustaceans

In barnacle, one of a number of calcareous elements on outer surface of body. Produced by mantle and with characteristic structure, shape, and sculpture. One generally ...

dwarf male

Animals; Crustaceans

In barnacle, term applied to relatively small male attached to female individual.

helmet

Animals; Crustaceans

Helmet-shaped elongation of anterior margin of head in certain individuals of a population. Appearance of helmeted individuals and shape of helmet is governed by environmental and ...