The birds have a white stripe behind the eyes while the cheeks are black. The mid-sized birds are green in color with a cinnamon brown underside. Scientifically known as Basilinna xantusii, the species were named after a Hungarian zoologist and researcher John Xantus de Vesey. The Xantus’s Hummingbird is a medium-sized bird native to Baja California state in north-west Mexico. X-ray Tetra fish can live for 3 to 4 years in the wild and can live longer in captivity. Both male and female have a similar appearance though a closer look will reveal that the females are larger and rounder compared to males. Reproduction is by laying of eggs which hatch into Small and dull fry which reaching sexual maturity 5 to 8 months later.Ĭurrently, the fish are found in many regions of the world where they are reared artificially in aquariums for aesthetic reasons. X-ray tetra is an omnivorous fish whose diet consists of plankton, aquatic plants, and small insects. The X-ray tetra thrives in freshwater ecosystem though can tolerate some level of saltiness like in brackish water. The Caudal fin sports light red or pink colors which make them striking beautiful. The fish dots a captivating color design and pattern with the anal fins and dorsal fins sporting yellow, white and black brand. The adaptation protects the fish from predators. The unique feature makes it possible to view the internal organs including the bone structure. The X-ray tetra is a fish species that derives the name from its transparent appearance. The fish species are natives of South America mostly in the Orinoco and Amazon river system. X-ray Tetra fish are scientifically known as Pristella Masillaris though are locally known as the Golden Pristella Tetra. The Two Most Common Animals Whose Names Start With X X-Ray Tetra There are two main names of animals that begin with the X namely X-Ray Tetra and the Xantus’s Hummingbird. However, the list could be longer if we are listing animals based on scientific names. There are not many animal names that begin with letter X.
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