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Growing to a maximum length of around 7.5 cm (3.0 in), the females are larger in size than the males. The genus Xiphophorus is common in freshwater aquariums.The males of this particular species are known for their metallic green scales and the fact that their "sword" stays horizontal unlike most species where it is angled downward.
Xiphophorus is a genus of euryhaline and freshwater fishes in the family Poeciliidae of order Cyprinodontiformes, native to Mexico and northern Central America. Xiphophorus species can be divided into 3 groups based on their evolutionary relationships: platyfish (or platies), northern swordtails, and southern swordtails.
The swordfish has the longest bill, about one-third its body length. Like a true sword, it is smooth, flat, pointed and sharp. The bills of other billfish are shorter and rounder, more like spears. [40] Billfish normally use their bills to slash at schooling fish. They swim through the fish school at high speed, slashing left and right, and ...
This fisherman almost threw his catch back into the ocean because he was so shocked by its appearance.
A deep-diving swordfish, photographed in the eastern Gulf of Mexico at 701 meters below the surface. Swordfish prefer water temperatures between 18 and 22 °C (64 and 72 °F), [3] but have the widest tolerance among billfish, and can be found from 5 to 27 °C (41 to 81 °F). [6]
Male Chipas swordtails attain up to 15 centimetres (5.9 in) in length. They have an overall body colour of orange market with pearlescent white spots and with green. The lower part of the caudal fin extends into a long "sword" which is bright green edged with black. The females are drabber, however, they may also have some orange markings on ...
The shortbill spearfish (Tetrapturus angustirostris), sometimes called the short-nosed spearfish, is a species of marlin native to the Indian and Pacific Oceans, with occasional records from the Atlantic Ocean. This species occurs in open waters not far from the surface.
She added pain is measured in mammals on the grimace scale, often seen in doctor's offices with a happy to sad face. "They're for mammals, not just humans, but dogs, cats and raccoons − they're ...