In the paris games in 1900 , live pigeons were used as moving targets ; this was eventually considered unethical and unsporting , so after 1900 the pigeons were replaced with clay targets ( clay pigeons ) 1900年的巴黎奥运会上,鸽子被用作移动靶子,后被人们意识到是不道德、不符合体育精神的做法,于是出现了黏土做的鸽子靶子。