WELLESLEY, Mass., March 21, 2014 /PRNewswire-USNewswire/ -- March 21 marks World Water Day--and a fitting time to consider one of the most unique mammals in the Earth's waters. The nerpa, also known as the Baikal seal, is the only seal that lives exclusively in fresh water. This earless...
Reported by PR Newswire 7 hours ago.
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