作者: Shawn E. Nordell
关键词:
摘要: Predation is an important component of the life history and behavior many fish. In some species teleost fishes, conspecifics respond to chemical stimuli from injured by displaying a fright response, such as increased cohesion schooling. The purpose this experiment was investigate whether female guppies, Poecilia reticulata, display response when exposed filtered extract made wounded conspecifics. schooling guppies observed for ten minute periods each three treatments: baseline treatment (no substances added aquarium water), sham (distilled water alarm (fish water). Female responded with reaction prepared conspecifics; swam in more cohesive school during than they did either or treatments. guppy indicates that fish recognized