Skeptoid #630: The Apes Who Learned Sign Language
Skeptoid - En podkast av Brian Dunning - Tirsdager
Although many regard Koko as an ape who used sign language, science tells us that ability probably doesn't exist.
Skeptoid - En podkast av Brian Dunning - Tirsdager
Although many regard Koko as an ape who used sign language, science tells us that ability probably doesn't exist.