Links between personality traits and problem-solving performance in zebra finches (Taeniopygia guttata)

Lisa P. Barrett, Jessica L. Marsh, Neeltje Boogert, Christopher N. Templeton & Sarah Benson-Amram
Consistent individual differences in behaviour across time or contexts (i.e., personality types) have been found in many species and have implications for fitness. Likewise, individual variation in cognitive abilities has been shown to impact fitness. Cognition and personality are complex, multidimensional traits. However, previous work has generally examined the connection between a single personality trait and a single cognitive ability, yielding equivocal results. Links between personality and cognitive ability suggest that behavioural traits coevolved and...
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