We investigate simultaneous and sequential choices in starlings, using Charnov's Diet Choice Model(DCM) and Shapiro, Siller and Kacelnik's Sequential Choice Model (SCM) to integrate function and mechanism. During a training phase, starlings encountered one food-related option per trial (A, B or R) in random sequence and with equal probability. A and B delivered food rewards after programmed delays (shorter for A), while R ('rejection') moved directly to the next trial without reward. In this ...Expand abstract
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Sequential and simultaneous choices: testing the diet selection and sequential choice models
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