New arrival Oshine meets foster mother A-mei, Piquita becomes a new mum and Mikado settles in after his first week at the park.

Orang-utan Oshine gets weighed, having been on a strict diet since arriving from South Africa - but she is reluctant to climb on the scales and insists that Jeremy gets on too. Meanwhile, baby golden-cheeked gibbon Mikado is introduced to his new foster mother Alex and Bart proves to be a star pupil.