The Secret Life Of The Zoo, 8pm, Ch4

ANXIOUS keepers wait in the wings as Orla the giraffe goes into labour — a perilous process at the best of times, for both mother and calf (pictured). Meanwhile, adorable Bornean orang-utan baby Tombol makes new friends, and vets rush to the rescue when overconfident northern bald ibis chick Professor X takes a tumble.