Birds have an appealing beauty and a wonderful sense of adaptation to environment. A study was conducted to examine the adaptation patterns of birds in regard to the surroundings.

Discusses the work of two authors--Lawrence Kilham and Alexander Skutch--who write about birds. Highlights books about birds written by different authors. Contains 23 references. (JRH)

Discusses questions such as how birds fly and the meaning of bird songs. Explains the relationship between birds and ecological activism and points out the excitement in research and observation of birds. (Contains 34 references.) (YDS)