The female pigeon cannot lay eggs if she is alone. In order for her ovaries to function, she must be able to see another pigeon. If no other pigeon is available, her own reflection in a mirror will suffice.
单独一只雌鸽子下不出蛋，必须在它见到另一只鸽子时其卵巢才能发挥作用。要是没有别的鸽子，让它在镜子里照见自己也行。
A newborn turkey chick has to be taught to eat, or it will starve. Breeders spread feed underfoot, hoping the little ones will peck at it and mouths open during rainstorms. Lots of them drown as a result.
必须教新孵出来的火鸡雏鸟进食，否则它们就会饿死。这是喂火鸡者将食物洒在小火鸡脚下，希望它们啄食时发现的。下暴雨的时候，火鸡往往会张大着嘴向上看，许多火鸡因此而淹死。
