It describes them as “charismatic, intelligent animals” which “often surprise us with behaviours and emotions so similar to our human experience”.
Laughter and sadness, for example, are displayed by gorillas.
Singing for their Supper
A study earlier this year found that gorillas sing and hum when eating. While you or I may or may not do the same, experts say the finding could shed light on the evolution of language in early humans.