Watch The Secret Life of The Zoo - Season 3 Episode 1 HD Full Free on 123Movies. Watch The Secret Life of The Zoo - Season 3 tv series online free. Continuing season 2, the film helps the audience increasingly understand the life of Chester Zoo, th...Continuing season 2, the film helps the audience increasingly understand the life of Chester Zoo, the relationship between the animals and the keepers. What challenge must the keepers face to balance the life of the zoo?