A small colony of red - crowned cranes in Hokkaido did not migrate, since the birds were able to feed during the winter months along streams located near hot springs.
Sebuah koloni kecil jenjang mahkota merah di Hokkaido tidak beruaya, karena burung - burung itu dapat makan selama bulan - bulan musim dingin di sepanjang aliran air yang terletak di dekat mata air panas.