Pigeon in the bathroom

In our bathroom, the pigeon has been living for 2 weeks now. We saw a pigeon on the street on New Year s Eve 2020 , when we went for a walk with the Tuzik . The pigeon lay huddled against the wall of the house. When we got closer he stood on one paw and it was evident that the second paw was hurt. In addition to the pigeon s paw, one wing was hurt and he could not fly away and could not find food for himself. And it would be easy prey for a homeless