created sense approved 断尾/斷尾 · duànwěi · autotomize
断尾 / 斷尾
duànwěi
autotomize
to naturally shed or discard the tail, typically as a self-defense mechanism in lizards and other animals
壁虎遇到危险时会主动断尾以迷惑捕食者。
verb
created sense approved 断尾/斷尾 · duànwěi · dock
断尾 / 斷尾
duànwěi
dock
to surgically or manually shorten an animal's tail for health, hygiene, or aesthetic reasons
为了防止细菌滋生，牧场主会给刚出生的羊羔断尾。