Last year I caught the baby cuckoo and put 56. ______ it in a cage outside. Later its mother flew from the cage 57. ______ with food in her mouth. I was happy to see this, because of 58. ______ the mother bird knew much better than I did to feed her 59. ______ baby. But the following morning I found the baby bird 60. ______ died. I told the story of my bird to my biology teacher 61. ______ and he explained that what had happened. A mother 62. ______ cuckoo, finds her baby in a cage, will bring it poison 63. ______ food. She believes it is good for her baby to die than to 64. ______ live in a cage. I still feel sorry for what I do to the bird. 65. ______