Nine things you don't know about seahorses

Seahorses have long been a popular attraction in public aquariums, but they remain mysterious. They are a fish with a difference in that they swim in an upright, vertical position. They have flexible necks and long, tubular ...

North Atlantic right whales have gotten smaller since the 1980s

Whales are largely protected from direct catch, but many populations' numbers still remain far below what they once were. A study published in the journal Current Biology on June 3 suggests that, in addition to smaller population ...

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