31.   Zookeepers decided not to move Bai Yun because the adult female might be pregnant and they did not want to cause her unnecessary stress.

32.   A adult female can only conceive once per year during a three-to-five-day oestrus period.

33.   The rate is nearly double that for adult females in general, the Japanese Nursing Association said in a report carried by the Kyodo news agency.

34.   The two shot were Rugabo, formerly known as Marcel, and an adult female.

35.   The four are an adult female with a baby in the pouch and a juvenile, and an adult male.