赞比亚黑猩猩将棍棒插入耳朵和肛门,模仿人类守护者,研究人员发现。 Chimpanzees in Zambia insert sticks into their ears and anuses, mimicking human caretakers, researchers find.

赞比亚野生动物孤儿院的黑猩猩被发现将草和棍插入耳朵和肛门, Chimpanzees at a wildlife orphanage in Zambia have been observed inserting grass and sticks into their ears and anuses, a behavior that started 15 years ago and has resurfaced. 研究者认为黑猩猩可能已经从看守者 清洗耳朵中学到了这个 Researchers suggest chimps may have learned this from caretakers cleaning their ears. 这一趋势在《行为》杂志上发表,表明社会文化做法如何在灵长类动物中传播,类似于耳环等人类时装趋势。 This trend, published in the journal Behaviour, shows how social-cultural practices spread among primates, similar to human fashion trends like earrings.