共 27 条
- [21] ENERGY COSTS OF REPRODUCTION IN COTTON RAT, (SIGMODON-HISPIDUS) [J]. ECOLOGY, 1977, 58 (01) : 31 - 45
- [24] STEWART REA, PERSPECTIVES VERTEBR, V2
- [25] ASPECTS OF PREDATION OF SEALS BY POLAR BEARS [J]. JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA, 1977, 34 (08): : 1126 - 1129
- [26] STUDIER EH, 1979, COMP BIOCH PHYSL A, V64
- [27] SUMMERS CF, 1975, J ZOOL, V175, P439