LifeFat Bear Week: How Alaska's brown bears nearly double in size Brown bears in Katmai National Park can eat up to 160,000 calories a day to prepare for winter, but how do they know it's feasting time? 51¶¯Âþ
EnvironmentAntarctic sea life under threat as talks on protected areas fail Countries have failed to deliver on promises to create new marine protected areas in the seas around Antarctica, leaving a unique ecosystem vulnerable to climate change and overfishing 51¶¯Âþ