Whale song drowned by humans

Date: 3/2/2009

The songs that whales and dolphins use to communicate, orient themselves and find mates are being drowned out by human-made noises in the world’s oceans, claim UN officials and environmentalists. The sound pollution – everything from increasing commercial shipping and seismic surveys to a new generation of military sonar is confounding the mammals and it is threatening  the survival of these endangered animals. Studies show that these cetaceans, w hich once communicated over thousands of kilometres to forage and mate, are losing touch with each other, the experts said.

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