fin and substrate
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Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
List of marine aquarium fish species — The following list of marine aquarium fish species commonly available in the aquarium trade is not a completely comprehensive list; certain rare specimens may sometimes be available commercially yet not be listed here. A brief section on each,… … Wikipedia
Spawn (biology) — The spawn (eggs) of a clownfish. The black spots are the eyes developing. Spawn refers to the eggs and sperm released or deposited, usually into water, by aquatic animals. As a verb, spawn refers to the process of releasing the eggs and sperm,… … Wikipedia
fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with … Universalium
Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… … Universalium
Demersal fish — Bluespotted ribbontail ray resting on the seafloor Demersal fish live on or near the bottom of the sea or lakes.[1] They occupy the sea floors and lake beds, which usually consist of mud, sand, gravel or rocks … Wikipedia
Panda corydoras — Corydoras panda Scientific classification Kingdom: Animalia … Wikipedia
Pelvicachromis pulcher — Taxobox name = Pelvicachromis pulcher (Kribensis) status = image width = 240px image caption = Top: Female P. pulcher bottom: Male P. pulcher . regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes familia = Cichlidae… … Wikipedia
locomotion — /loh keuh moh sheuhn/, n. the act or power of moving from place to place. [1640 50; see LOCOMOTIVE, MOTION] * * * Any of various animal movements that result in progression from one place to another. Locomotion is classified as either… … Universalium
Goby — For other uses, see Goby (disambiguation). Gobies Microgobius gulosus Scientific classification Kingdom … Wikipedia
Croaking gourami — See also: Pygmy gourami (Trichopis pumila), which is occasionally referred to as the dwarf croaking gourami or green croaking gourami Croaking Gourami Scientific classification Kingdom: Animalia Phylum … Wikipedia