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13 of the Most Colorful Animals of the Ocean
Some of the most colorful sea animals that live beneath the waves are bright, beautiful ... and deadly A rainbow underwater ...
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Genetic diversity and structuring in the arapaima (Osteoglossiformes, Osteoglossidae) population reveal differences between the Amazon and the Tocantins-Araguaia basins
Arapaima is a widely-distributed fish of enormous economic importance in the Amazon region. In the present study, a total of 232 specimens were sampled, 121 from five sites in the Amazon basin and 111 ...