| Trích dẫn | Russell, R.H., 1975 The food habits of polar bears of James Bay and southwest Hudson Bay in summer and autumn. Arctic 28:117-129. |
| Tài liệu tham khảo | 81155 Russell, R.H., 1975 |
| Trang | |
| Named Used as Valid | Ursus maritimus |
| Địa phương | |
| Distribution |