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Hong Kong dolphin numbers dwindling quickly

Conservationists Tuesday warned that the number of rare Chinese white dolphins in Hong Kong waters has fallen to its lowest level in a decade of monitoring, and urged the government to immediately create more protected areas.

Jun 18, 2013 5 / 5 (2) 0

Dolphins sponge up culture: study

Bottlenose dolphins that have learnt to use sea sponges as hunting tools form cliques with others that do the same -- the first evidence of animal grouping based on mutual interest, a study said Tuesday.

Jul 31, 2012 4.5 / 5 (2) 1