My son is 1 year and 5 months old, a classmate of his friend's son. My…

My son is 1 year and 5 months old, a classmate of his friend's son. My child is calm, non-confrontational, doesn't like small children, including classmates. He can only play with boys much older than himself. His friend's son is sociable, plays with everyone but bites, loves to tease other children. When they are together, leaving their toy, he takes toys from my son's hand. If my son starts playing with other toys, he wants them too. If he doesn't give it to him, he bites or squeezes his son's hands tightly. And his son just stands and cries. They meet almost every day and each time this happens. Already when he