The video says it all.
To think that these animals have been trapped in cages since before we were even teenagers makes us want to scream.
Lab animals of all kinds NEED YOUR HELP TO BE SET FREE.
The human race is not an endangered species and has zero justification for torturing animals in the name of science.
Keeper Renate Foidl said: 'The chimps are incredibly happy. This is amazing, I have been waiting for this moment for so long.'
The lab chimps are now at the Gut Aiderbichl Animal Sanctuary, near Salzburg, Austria.