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The dry season is in full force on a floodplain in Venezuela. Since January, the sheets of water that covered the land have been drying, and by the beginning of April much of the water has evaporated. Fish are crowded into the small remaining pools. Many have died for lack of water and oxygen. But … Read more
Facts about the Piranha Scientific(Remarkable Fish Piranhas) Names: Scientists used to lump all piranhas under the name Serrasalmus. Now scientists think there are at least four different groups of piranhas: Serrasalmus, Pygocentrus, Pygopristis, and Pristobrycon. Of these groups, scientists have identified some 30 different piranha species. Description: Size: From 8 inches (20 centimeters) to 2 … Read more