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Butterfly watching (also called butterflying) is a hobby concerned with the observation and study of butterflies. It also includes the "catch and release" of butterflies. There are clubs, handbooks, checklists, and festivals devoted to the activity. The Canada Day and Fourth of July annual butterfly count, a census of species by butterfly watchers throughout North America, is an example of citizen science. == Equipment used == * Low-power binoculars (7x35, for example) * A butterfly field guide. Not all butterflies are readily identifiable from color photographs. The skippers, for example, are best identified from set specimens. * A camera (optional) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「butterfly watching」の詳細全文を読む スポンサード リンク
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