It is easy for us to tell our friends from our enemies£®But can other animals do the same? Elephants can! They can use their sense of vision and smell to tell the difference between people who pose a threat and those who do not£®
In Kenya, researchers found that elephants react differently to clothing worn by men of the Maasai and Kamba ethnic groups£®Young Maasai men spear animals and thus pose a threat to elephants; Kamba men are mainly farmers and are not a danger to elephants£®
In an experiment conducted by animal scientists, elephants were first presented with clean clothing or clothing that had been worn for five days by either a Maasai or a Kamba man£®When the elephants detected the