'yellow, meagre, ragged, scowling, wolfish'
'yellow' - unclean, disease
'meagre' - weak, pathetic
'ragged' - unkept - clothes not to standards in the harsh winter conditions
'scowling' - unpleasant expression on their faces
'wolfish' - dehumanises - hairy, dangerous, cunning, sly
dehumanises and shows how they are neglected - sympathy