Did you know there's a talking gorilla? | #TalkingGorilla | BBC

Meet Koko, a western lowland gorilla who has been taught sign language. She's making us question what we think we know about animal intelligence. Join in the conversation on social media with #TalkingGorilla.

The full documentary airs on BBC One Wednesday 15th June and will be available on BBC iPlayer for 30 days afterwards. For those in the US, it's broadcast on PBS on the 3rd August.

Subscribe to BBC Earth: http://bit.ly/BBCEarthSubBBC Earth YouTube Channel: http://www.youtube.com/BBCEarth

BBC Earth Facebook http://www.facebook.com/bbcearth (ex-UK only)
BBC Earth Twitter http://www.twitter.com/bbcearth

Visit http://www.bbc.com/earth/world for all the latest animal news and wildlife videos

This is a commercial channel from BBC Studios. Service & Feedback https://www.bbcstudios.com/contact/contact-us/