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Hopes rise for critically endangered big cats, with only 221 Indochinese tigers thought to remain in Thailand and Myanmar
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Calls to cruelty hotline rose by nearly 5% in 2016, but charity says increase reflects more sharing of abuse footage on social media
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After a startling encounter with a cuttlefish, Australian philosopher Peter Godfrey-Smith set out to explore the mysterious lives of cephalopods. He was left asking: why do such smart creatures live such a short time?
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Country diary: The B6305 Allendale road, Northumberland Colours and sights shift across the seasons, all seen from this one road
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Eyewitness accounts of large, dog-like animals in state’s far north spur scientific hunt for thylacines, thought to have died out in 1936
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Since it was identified on Google Earth in 2005, the forest of Mount Mabu has amazed scientists with its unique wildlife. Jeffrey Barbee joins explorer Professor Julian Bayliss on the first trip to its green heart
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In the mid-2000s, Professor Julian Bayliss used Google Earth to discover a hidden rainforest in Northern Mozambique which is home to dozens of new species of flora and fauna. Professor Bayliss and Alliance Earth Director Jeffrey Barbee ventured with a team into the heart of the forest.
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Letters: From DDT to lead in petrol, businesses have fought tooth and nail against legal restrictions, until they came and the predicted disasters never happened. But why stop at fields and neonics?
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Play VideoOctogenarian couple Charles and Lois O’Brien have this week announced they would donate their home collection of more than a million insects to Arizona State University
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Cactus flowers, a former circus bear and a baby elephant are among this week’s pick of images from the natural world
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The Zoological Society of London Zoo is home to more than 650 animal species. Photographer Linda Nylind was given exclusive access to spend time with the keepers
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Sedating a one-tonne elephant seal in Antarctica in no easy feat but the vital information the seals are providing about the Southern Ocean makes it worth it
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Almost three-quarters of the 35 victims were male, and 20% were bitten while trying to pick up or kill snake
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Czech zoo takes saw to the horns of its 21 rhinoceroses in response to deadly attack at Paris wildlife park this month
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Rangers trap and kill four-metre crocodile near where Warren Hughes disappeared on Saturday
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Letters: I have been spotting snow buntings all across the Alps for over 40 years
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Trees and green spaces are unrecognised healers offering benefits from increases in mental wellbeing to allergy reductions, says report
Country diary Ray Collier obituary