Scientists helped restore the wetlands habitat of this slimy creature with a smiley face.

  • Ann Cameron Siegal
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Visitors to the Wolf Sanctuary of PA can see 54 wolves and wolfdogs and learn their stories.

  • Amy Brecount White
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Indonesian police arrest two men suspected of being part of an animal poaching group.

  • Associated Press
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Martial eagle numbers are falling, and images shared on social media may help find out why.

  • Heather Djunga
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Protections for the St. Francis’ Satyr has allowed about 3,000 to survive.

  • Associated Press
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The animals absorb large amounts of carbon dioxide over their lifetimes.

  • Bloomberg News
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Interior least tern can be taken off endangered species list, scientists agree.

  • Associated Press
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Addy Barrett wins Gloria Barron Prize for her efforts to help the endangered animals.

The pair — one male and one female — are part of a subspecies extinct in the wild.

  • Associated Press
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The Conservation Biology Institute gives Smithsonian scientists a chance to work with threatened species that need room to roam.

These charming little primates share Madagascar with people desperate for wood and food.

No scientist has seen a saola in the wild, but that isn’t stopping them from trying to save the species from extinction.

  • Jason Bittel
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The kakapo, which lives only in this South Pacific nation, was nearly extinct in the 1970s.

  • Marylou Tousignant
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Learn more about giant pandas, elephants, woolly monkeys and other threatened creatures.

  • Abby McGanney Nolan
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Thousands are at risk of extinction because of human activities.

Several programs can use kids’ help to observe and document where the animals are.

  • Kitson Jazynka
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Only 74 killer whales remain in the critically endangered population that swims off the Pacific Northwest coast.

  • Associated Press
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Sudan, a 45-year-old born in the wild, had an infection and was no longer able to stand.