PREDATOR INDUCED LIFE-HISTORY SHIFTS IN A FRESH-WATER CLADOCERAN

被引:263
作者
STIBOR, H
机构
[1] Max-Planck-Institut für Limnologie, Abteilung Ökophysiologie, Plön, W-2320
关键词
DAPHNIA; PREDATOR INDUCTION; LIFE-HISTORY STRATEGY; RESOURCE ALLOCATION; PHENOTYPIC PLASTICITY;
D O I
10.1007/BF00317358
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Life-history theory predicts that maturity and resource allocation patterns are highly sensitive to selective predation. Under reduced adult survival, selection will favour genotypes capable of reproducing earlier, at a smaller size and with a higher reproductive effort. When exposed to water that previously held fish, (size selective predators which prefer larger Daphnia), individuals of Daphnia hyalina reproduced earlier, at a smaller size and had a higher reproductive investment. Hence the prey was able to switch its life history pattern in order to become less susceptible to predation by a specific predator. The cue that evokes the prey response is a chemical released by the predator.
引用
收藏
页码:162 / 165
页数:4
相关论文
共 42 条
[1]   CHAOBORUS AND FISH-MEDIATED INFLUENCES ON DAPHNIA-LONGISPINA POPULATION-STRUCTURE, DYNAMICS AND LIFE-HISTORY STRATEGIES [J].
BRETT, MT .
OECOLOGIA, 1992, 89 (01) :69-77
[2]  
BULL JJ, 1987, EVOLUTION, V41, P303, DOI 10.1111/j.1558-5646.1987.tb05799.x
[3]   PREY SELECTIVITIES OF THREESPINE STICKLEBACKS (GASTEROSTEUS-ACULEATUS) AND PHANTOM MIDGE LARVAE (CHAOBORUS SPP) IN NEWFOUNDLAND LAKES [J].
CAMPBELL, CE .
FRESHWATER BIOLOGY, 1991, 25 (01) :155-167
[4]  
CASWELL H, 1989, S BRIT ECOL SOC, V29, P285
[5]  
Charlesworth B., 1994, EVOLUTION AGE STRUCT
[6]   PREDATOR-INDUCED LIFE-HISTORY SHIFTS IN A FRESH-WATER SNAIL [J].
CROWL, TA ;
COVICH, AP .
SCIENCE, 1990, 247 (4945) :949-951
[7]   PHENOTYPIC VARIATION IN THE BREEDING PHENOLOGY OF THE WOODLOUSE ARMADILLIDIUM-VULGARE [J].
DANGERFIELD, JM ;
HASSALL, M .
OECOLOGIA, 1992, 89 (01) :140-146