In a Xiphophorus fish model MC4R was concluded to be a class A G protein-coupled receptor with physiological and regulatory value, not only important for the Xiphophorus fish but also possibly ...

†Post-doctoral fellow of the American Cancer Society. Fellowship was jointly sponsored by the New York Zoological Society and Columbia University. Departments of Zoology, Barnard College and Columbia ...

The swordtail (Xiphophorus hellerii) is a live-bearing freshwater fish. Its name comes from the male’s long, straight lower tail lobe, which resembles a pointed sword. The female has a rounded ...

Xiphophorus fish exhibit a clear phenotypic polymorphism in puberty onset and reproductive strategies of males. In X. nigrensis and X. multilineatus, puberty onset is genetically determined and linked ...

topimages/Shutterstock.com There are approximately 26 species of platies and swordtail fishes under the Xiphophorus genus. So far, there are two common species of platy fish that are kept in captivity ...

In nature, the swordtail fish (Xiphophorus helleri) is primarily a light olive green color. However, due to extensive breeding in the aquarium trade, there are many varieties of the fish. There are ...

But this isn’t the case for platies. In fact, the scientific name for their genus is Xiphophorus which comes from the Greek words for “sword” and “to carry”. Fish within this genus ...

In the past decade, advances in genome sequencing have allowed researchers to uncover the history of hybridization in diverse groups of species, including our own. Although the field has made ...

The determination of thermal limits (critical thermal minima - CTmin and maxima - CTmax) for the tropical ornamental freshwater teleost Xiphophorus maculatus Günther, 1866 (platyfish) was performed ...

Using the example of the swordtail fish (Xiphophorus hellerii), he explained his theory of sexual selection. Darwin's basic idea: If females prefer to mate with the carriers of striking ornamental ...