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Faxonius shoupi, the Nashville crayfish, is a freshwater crustacean native to the Mill Creek Basin in Nashville, Tennessee. [2] Prior to August 2017, the species was called Orconectes shoupi . [ 4 ] Faxonius shoupi is protected under the Endangered Species Act (ESA) as an endangered species.
The region rostral to the cephalic groove, which separates the head and thorax region, is characterized by the presence of eyes, antennae and claws while the region caudal contains four pairs of walking legs. This is the crayfish's primary mode of locomotion. [2] [3] The abdominal section of the crayfish is divided into seven segments. These ...
Pontastacus leptodactylus, [2] the Danube crayfish, [3] Galician crayfish, [3] Turkish crayfish [4] or narrow-clawed crayfish, is a relatively large and economically important species of crayfish native to fresh and brackish waters in eastern Europe and western Asia, mainly in the Pontic–Caspian region, among others including the basins of the Black Sea, and the Danube, Dnieper, Don and ...
For the first time, Canada won a gold medal at an Olympic Games it hosted, having failed to do so at both the 1976 Summer Olympics in Montreal and the 1988 Winter Olympics in Calgary. In contrast to the lack of gold medals at these previous Olympics, the Canadian team finished first overall in gold medal wins, [ 105 ] and became the first host ...
The Winter Olympics in Sochi have begun. Check back throughout the games for the latest schedules and medal counts for each competing country and athlete. Published: Saturday, Feb. 8, 4 a.m. | Updated: Sunday, Feb. 23, 9:27 a.m.
A 2014 study [72] on crayfish (Procambarus clarkii) tested their responses in a fear paradigm, the elevated plus maze in which animals choose to walk on an elevated cross which offers both aversive and preferable conditions (in this case, two arms were lit and two were dark). Crayfish which experienced an electric shock displayed enhanced ...
The back spines on the thorax are dark and may be black or vary in colour. Their tubercules are pale brown to orange or yellow. Their abdominal spines are yellow to pale orange though some larger specimens have a blue tinge. Their leg joints may be red or orange while the body of legs are generally dark brown, brown-green or blue-green.
In a post shared to her Instagram Stories on Wednesday, Dec. 4, Biles, 27, documented her first workout following her historic run at the Paris Olympics. "First time working out since the olympics ...