人充满活力 发表于 2025-3-23 10:21:43
The Role of Behaviour and Morphology in the Selection of Prey by Pikeassume that optimal choice is brought about by some behavioural process. For example the basic prey model as used by Werner and Hall (1974), assumes that animals are able to rank prey by their profitabilities and to make decisions about which prey type to include in the diet. There is no implicationeuphoria 发表于 2025-3-23 16:59:43
How Important are Nutrient Constraints in Optimal Foraging Models or are Spatial/Temporal Factors Modiets) in nature, than any other ecological theory (Schoener 1986, Stephens and Krebs 1986). This is not to say that OFT has been accepted without reservation, nor that the predictive successes of the theory are unambiguous (Gray 1986, Pierce and Ollason 1987). Two major complaints about OFT studies巧思 发表于 2025-3-23 19:49:39
Ecological and Morphological Aspects of Changes in Food Uptake Through the Ontogeny of ,. Ecological studies provide the basis for the determination of the function of animal structures (van der Klaauw 1951; Bock and Von Wahlert 1965; Dullemeijer 1974). If it can be quantitatively shown how anatomical changes affect fitness, then this would be an important contribution towards the unde防锈 发表于 2025-3-24 00:49:19
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The Impact of Different Growth Pattern on the Utilization of Tree Species by a Generalist Herbivore,or tough surface. Others avoid herbivores by producing toxic chemical compounds which are distasteful. Although many of these characters may serve a variety of functions, their importance in deterring herbivores is generally obvious.CHAFE 发表于 2025-3-24 07:00:59
Rules and Cues Used by Sheep Foraging in Monocultures and Gordon this volume). For example, the nutritional status of potential forage species is constantly fluctuating and herbivores must somehow track these changes. In addition, unlike carnivores which meet nearly all their nutritional requirements in one meal, herbivores must select diets to meet aMaximize 发表于 2025-3-24 12:06:50
Constraints on Diet Selection and Foraging Behaviour in Mammalian Herbivoresaging behaviour. He called instead for an epigenetic approach integrating morphological, physiological and behavioural processes. Without denying the role of optimality theory as a quantification of the premise that natural selection leads to adaptation (see Krebs & McCleery 1984), it must be recognobjection 发表于 2025-3-24 16:41:51
Foraging in the Context of Life-History : General Principles and Specific Models It has the advantage of allowing decisions to depend on the animal’s state. It also puts foraging into the context of the animal’s life-history. The final section discusses the issue of simple versus complex models.结合 发表于 2025-3-24 21:40:11
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