Why can some people eat chickens and ducks, but dare not eat bullfrogs?

Because they grew up with chickens and ducks, bullfrogs have not always been the main part of people's daily meat like chickens and ducks. Our China cuisine has no distinct history of eating frog meat (there is a record of eating frog meat, but it is not very popular, right). First of all, frog meat, as a latecomer, has a strange sense of estrangement. Moreover, frogs are good friends of human beings and have been taught that frogs can eat pests after hours. Look at the frog.