sea squirts

См. также в других словарях:

• sea squirt — any tunicate, esp. a sessile ascidian, so called from its habit of contracting its body and ejecting streams of water when disturbed. [1840 50] * * * Any tunicate in the class Ascidiacea; found in seas worldwide. Resembling potatoes more than… …   Universalium

• Sea cucumber (food) — For the class of animals commonly known as sea cucumbers, see Holothuroidea. Sea cucumber (food) Chinese name Traditional Chinese …   Wikipedia

• sea squirt — noun Any sessile tunicate, of the class Ascidiacea, which squirts water from two openings when touched; they are filter feeders Syn: cunji …   Wiktionary

• Ascidiacea — Taxobox fossil range=fossil range|0|0|earliest=Silurian|text=Recent (but see text) name = Ascidiacea image width = 250px image caption = Halocynthia sp. regnum = Animalia phylum = Chordata subphylum = Urochordata classis = Ascidiacea classis… …   Wikipedia

• Tunicate — Temporal range: Cambrian stage 3–Recent …   Wikipedia

• sex — /seks/, n. 1. either the male or female division of a species, esp. as differentiated with reference to the reproductive functions. 2. the sum of the structural and functional differences by which the male and female are distinguished, or the… …   Universalium

• Chordate — Chordata Temporal range: Early Cambrian – Recent, 540–0 Ma …   Wikipedia

• Social behaviour in animals — Introduction       actions of animals living in communities. Such behaviour may include the feeding of the young, the building of shelters, or the guarding of territory. General characteristics       Social behaviour (Social behaviour in animals) …   Universalium

• circulation — circulable /serr kyeuh leuh beuhl/, adj. /serr kyeuh lay sheuhn/, n. 1. an act or instance of circulating, moving in a circle or circuit, or flowing. 2. the continuous movement of blood through the heart and blood vessels, which is maintained… …   Universalium

• Styela clava — Scientific classification Kingdom: Animalia Phylum …   Wikipedia

• reproductive system, animal — Introduction       any of the organ systems by which animals reproduce.       The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …   Universalium