Life in the Trees.
David Attenborough climbs into the canopy to get close to his subjects: squirrels, lemurs and more unfamiliar animals like the Indian slender loris and the fossa, Madagascar's largest arboreal predator.
4.10 The Social Climbers
David Attenborough finds out how a highly developed system of communication has enabled Ethiopian gelada baboons to descend from the treetops and brave living on the ground.
(Shown last Wednesday. Final episode on Wednesday at 8pm)