Who will win the Polar Bear vs Shark fight?

Polar bears are considered as marine animals because they use their maximum lives on the sea ice of the Arctic Ocean. A polar bear would possibly capture the best seals it hunts, relying on the time of twelve months and other variables. Sharks belong to a circle of relatives of fish that have skeletons made of cartilage, a tissue more flexible and lighter than bone. Polar bear facts: They have a thick layer of frame fats and a water-repellent coat that insulates them from the bloodless air and water. Their…

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The Sources for the Cichlid Fish Now

Cichlids belong to the Labroidei family, which has more than 200 genera and between 1,600 and 1,800 species, distributed mainly in Africa, Central America and South America. They come from different lakes: Lake Malawi, Lake Victoria or Lake Tanganyka. Many species are imported and sometimes raised in Europe for aquaristic purposes because of their bright colors and their sometimes evolved mores. Morphology: Cichlids are equipped with an operculum (bony plate covering and protecting the gills), two pelvic fins (ventral fin), two pectoral fins (rear of the operculum), a caudal fin…

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