A host of tree mammal species, including opossums, two-toed sloths and wild cats, have been found sharing a latrine in the forest canopy. Jeremy Quirós-Navarro, an independent ecologist in Costa Rica ...

Heating with a woodstove feels wonderfully old-school. You stack logs, build a fire, and enjoy the smug satisfaction of staying warm without worshipping the thermostat. So when you look at a few ...