Cognitive Ecology II
130 • s o l Another attractive quality of the cognitive-buffer hypothesis is that it inte- grates brain evolution within life hi ...
The Cognitive-Buffer Hypothesis for the Evolution of Large Brains • 131 and Nunn 1999) and because body size itself is another f ...
132 • s o l tested. Third, the need for extra parental care in large-brained animals could be compensated for if both members of ...
The Cognitive-Buffer Hypothesis for the Evolution of Large Brains • 133 increase in lineages characterized by long lives and hig ...
134 • s o l explaining the brain size–life history association, the possession of a large brain as an adult also requires some s ...
Pa r t I I I Decision Making M at e C h o iC e a n d P r e d at o r - P r e y i n t e r aC t i o n s ...
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8 Cognitive Mate Choice M iC h a e l J. r ya n , K a r i n l. a Kr e & M a rK K i rK Pat r iC K 8.1. Introduction One of the ...
138 • rya n, a k r e , a n d k i r k pat r i c k is available in the environment, and how that sensory information is then perce ...
Cognitive Mate Choice • 139 world where sound is degraded and attenuated by the habitat, and in which signals compete with abiot ...
140 • rya n, a k r e , a n d k i r k pat r i c k humans: Tonkinson 1994; Winkworth and Davis 1997). Noise might also in- hibit a ...
Cognitive Mate Choice • 141 Noise need not be an insurmountable barrier to mate choice. If a signal is loud enough, it is releas ...
142 • rya n, a k r e , a n d k i r k pat r i c k acoustically chorusing species (Andersson 1994; Greenfield 2005), there has bee ...
F I g u r e 8. 2. Categorical perception of mating signals in the túngara frog, Physalaemus pustulosus. a. Oscillograms and spec ...
144 • rya n, a k r e , a n d k i r k pat r i c k We caution that, if categorical perception occurs, it need not be present in pe ...
Cognitive Mate Choice • 145 Simonson 1993; M. Kirkpatrick et al. 2006). In the first step, all the signals and cues from a male ...
146 • rya n, a k r e , a n d k i r k pat r i c k A recent study of túngara frogs explicitly tested whether females use strict pr ...
Cognitive Mate Choice • 147 the preferences between the two superior awards (Bateson et al. 2002, 2003; Schuck-Paim et al. 2004) ...
148 • rya n, a k r e , a n d k i r k pat r i c k Mate assessment in a social group allows females to consider more infor- mation ...
Cognitive Mate Choice • 149 curs, the female increases the amount of time she now spends with what had been the less preferred m ...
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