The first fish were primitive jawless fish (Agnasan) that emerged in the early Cambrian, but were generally rare until the rapid evolution of the Silurian and Devonian.
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He states that the myth that Xolos is a special food of the Aztec royal family is simply wrong. In fact, the main sources of meat were turkey and fish, according to the Florence Codex, a 16th-cent (...)
Facts. The Amazon river dolphin, also known as the pink river dolphin or bot, lives only in freshwater. It is found in many of the Amazon and Orinoco river basins in Bolivia, Brazil, Colombia, Ecu (...)
And although they are most commonly associated with the ocean, dolphins, and porpoises, can actually be found in some major rivers on two continents. River dolphins serve as an indicator of river (...)
Spotted dolphins are found in temperate, subtropical, and tropical waters throughout the Atlantic Ocean. Their range includes the east coast of the United States (Gulf of Mexico to Massachusetts), (...)