Culture and Discovery

Animals favor one side like humans

作者：21ST

SOME of us are right-handed while others are lefties (左撇子). What about our pets? UK scientists recently found that cats, dogs, and even fish are right or left-“handed”. They like to use one foot, paw (手抓) or eye more than the other.

点击阅读全文

对本期电子报订户、有效期内的VIP教师会员和本学期高一尊享卡用户，我们开放所有内容：
如果您拥有以上权限，请点这里登录；
订阅电子报，请点这里；
激活VIP教师卡，请点这里；
激活21英语尊享卡，请点这里。