(Phys.org) —Some thirty million years ago, Ganges river dolphins diverged from other toothed whales, making them one of the oldest species of aquatic mammals that use echolocation, or biosonar, to navigate and find food. ...
Plants & Animals
Apr 4, 2013
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A new mosasaur species discovered in Hungary is the first known example of this group of scaled reptiles to have lived in freshwater river environments similar to modern freshwater dolphins, according to research published ...
Archaeology
Dec 19, 2012
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(AP)—Bolivian President Evo Morales has enacted a law to protect Amazon river dolphins, which many researchers say are at risk.
Plants & Animals
Sep 18, 2012
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The Cambodian government on Friday said it will limit fishing in a zone in the Mekong River to protect critically endangered freshwater dolphins.
Ecology
Aug 24, 2012
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Three new wildlife sanctuaries for Ganges River and Irrawaddy dolphins declared by the Government of Bangladesh.
Ecology
Feb 16, 2012
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Conservation group WWF on Wednesday called for urgent action to prevent the extinction of freshwater dolphins in the Mekong River, including the creation of special conservation zones.
Plants & Animals
Aug 17, 2011
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