martedì 10 luglio 2018

# behav: prawns (P. elegans) have personalities; cautious crustaceans do better in the battle for food

<< Animal 'personality', the phenomenon of consistent individual differences in behaviour within populations, has been documented widely >>

AA << tested this idea, using rockpool prawns, Palaemon elegans, to test for a correlation between 'high-risk exploration' and the ability to monopolize a limited resource. >>

AA << found significant negative correlations between feeding duration and two 'risky' behaviours, such that individuals that took fewer risks fed more >>

<< alternative strategies for acquiring limited resources might thereby contribute to the maintenance of personality variation observed in wild populations. >>

Daniel K.Maskrey, Stephen J.White, et al. Who dares does not always win: risk-averse rockpool prawns are better at controlling a limited food resource. Animal Behaviour.  2018; 140: 187-197. doi: 10.1016/j.anbehav.2018.04.023. May 28, 2018.

https://www.sciencedirect.com/science/article/pii/S0003347218301416

Cautious prawns win battle for food. University of Exeter. June 1, 2018.

https://m.phys.org/news/2018-06-cautious-prawns-food.html

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