A couple of giant otters give birth to four pups after losing their first litter a few months ago. However, dad Tarubu need to step up and become more responsible - especially after leaving one of the little ones outside late at night. Red river hog Kya is being bullied by her triplet sisters. Losing weight and dangerously fragile, she will need to build up her strength and fight back if she is to survive. Keepers worry about batagur turtle Donatello, who is off his food and swimming at an odd angle.