A mathematical theorem formulated in the 1700s has been used by scientists for the first time to accurately count critically endangered Bornean orangutans (Pongo pygmaeus) in the Malaysian state of Sarawak.
Three male lions that strayed from a Uganda National Park were rescued by staff from WCS Uganda and government partners.
WCS President and CEO Dr. Cristián Samper issues statement on oil and gas development in the Arctic National Wildlife Refuge.
A study by an international team of conservation scientists found that a dam built in Thailand 31 years ago has caused the local bird population to collapse.
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