Dozens of dolphins and other marine mammals found dead after massive oil tanker spill in Russia
An animal rescue group said 61 dead cetaceans - an order of aquatic mammals that includes whales and dolphins - had been ...
Horror as dozens of dolphins wash up dead on beach after oil spill
The Delfa Dolphin Rescue and Research Centre noted a total of 61 dead aquatic mammals had washed up the beach, according to ...
More than 30 dolphins wash up dead on beach after oil spill near southern Russia
Russian President Vladimir Putin calls the incident an "ecological disaster" as officials and volunteers attempt to clean ...