Simplify the following text for a Grade 8 native English-speaking person.
Original: During this time , Wilbur befriends Cardigan , a newborn lamb that is looked down upon by the other lambs and the younger sheep of his flock because he has black wool .
Simplified: During this time , Wilbur makes friends with a lamb named Cardigan , who is rejected and the younger sheep of his group because he has black wool .