Being copycats might be key to being human

Chimpanzees, human beings' closest animal relatives, share up to 98% of our genes. Their human-like hands and facial expressions can send uncanny shivers of self-recognition down the backs of zoo patrons.

Owner behavior affects effort and accuracy in dogs' communications

Human communication has evolved mechanisms that can be observed across all cultures and languages, including the use of communication history and the principle of least effort. These two factors enable us to use shared information ...

Pigeons use touch screens to solve challenging problems

(Phys.org) —Go to about any public square, and you see pigeons pecking at the ground, always in search of crumbs dropped by a passerby. While the pigeons' scavenging may seem random, new research by psychologists at the ...

'Grass-in-the-ear' technique sets new trend in chimp etiquette

Chimpanzees are copycats and, in the process, they form new traditions that are often particular to only one specific group of these primates. Such are the findings of an international group of scientists, who waded through ...

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