Millie the mandrill develops own sign language
Researchers believe a monkey at Colchester Zoo has developed a sign language unique to her family.
Now six young males in the group have also adopted Millie's behaviour.
~RS~q~RS~~RS~z~RS~42~RS~)
Essex
Researchers believe a monkey at Colchester Zoo has developed a sign language unique to her family.
Now six young males in the group have also adopted Millie's behaviour.
