BBC3 天
How octopuses can be strict managers 研究发现章鱼会领导鱼类共同狩猎
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.
BBC1 天
espadrilles 渔夫鞋，布面藤底凉鞋
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.