Everyone has a fear of something. You being scared of bees is because you know bees sting and or just knowing a sting does hurt. Something to could have happen when you were younger small child and got stung. Ask your parents if you got stung when you were small. Alot of things happen when we were small children like 1-3 years old that we can not remember. But we recognize the sound, smell or just know we dont like.