Science Scientists cry foul on Colossal's "de-extincted Dire Wolf" claim Gail Sherman

Environment The slender-billed curlew is extinct Ruben Bolling

genetics Wooly mammoths to be reborn by 2027, says biotech firm Rob Beschizza

carousel The carousel of extinct and endangered animals Popkin

animals Scientists bringing the back the extinct Tasmanian tiger (thylacine) David Pescovitz

extinction More evidence of interbred Neanderthal in Jersey Kevin Reome

conservation Diego and other giant tortoises head to home island after saving their species Andrea James

Environment "The current [insect] extinction crisis is deeply worrisome," say experts Mark Frauenfelder

Delightful Creatures Mouse deer, thought to be extinct spotted for first time in 30 years Mark Frauenfelder

extinction Monarch butterflies headed for extinction Jason Weisberger

dinosaurs Life-size animatronic T-Rex bursts into flames at dinosaur theme park Carla Sinclair

war The last male white rhino in the world has died Séamus Bellamy

art Crocheted pigeon costumes for dressing them up as extinct birds Andrea James

Delightful Creatures It took four years lying underwater to get a perfect shot of a Eurasian beaver Andrea James

animals There are only three of these turtles left David Pescovitz

conservation Record 3.5 tons of pangolin scales seized in China Andrea James

ecology Situation dire for Monarch butterfly Rob Beschizza

Nature You probably need more Tasmanian imps in your life Andrea James

Science "Sticky," gorgeous animated short about saving Andrea James