Monarch butterflies drop, migration may disappear (Update)

The stunning and little-understood annual migration of millions of Monarch butterflies to spend the winter in Mexico is in danger of disappearing, experts said Wednesday, after numbers dropped to their lowest level since ...

Tradable harvest quotas may save whales: study

Every year, a group of anti-whaling nonprofit organizations that includes Greenpeace, Sea Shepherd, and the World Wildlife Fund spend, by conservative estimates, some $25 million on a variety of activities intended to end ...

Mediterranean sharks risk 'disappearing': conservationists

Sharks—the sea's top predators for millions of years—are at risk of disappearing from the Mediterranean as overfishing and plastic pollution choke populations of the endangered hunters, conservationists warned Friday.

Malaysia's last male Sumatran rhino dies: officials

Malaysia's last surviving male Sumatran rhino died Monday, wildlife officials said, leaving behind only one female in the country and pushing the critically-endangered species closer to extinction.

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