28. Which of the following is a danger for the survival of the kakapo? A. It is the smallest bird in the world. B. It lacks exercise and usually stands still. C. It adapts slowly in genetic development. D. It can't respond actively when facing danger. 29. In what way may the scientists' patience be rewarded? A. They hatched 80 kakapos'eggs this year. B. They tried to make the rimu tree in fruit this year. C. Two survivors were moved to enemy-free islands. D. 50 chicks hatched have survived into adults this year.