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Smarter in the city?Lizards from urban and semi-natural habitats do not differ in a cognitive task in two syntopic species

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Current Zoology 2024年第3期70卷 361-370页

作者： Isabel Damas-Moreira Birgit Szabo Georgios Drosopoulos Carolin Stober Duje Lisičić barbara acaspers Department of Behavioural Ecology Bielefeld University33615Germany Division of Behavioural Ecology University of Bern3032Switzerland Department of Biology University of Zagreb10000Croatia Joint Institute of Individualisation in a Changing Environment(JICE) University of Münster and Bielefeld University33615Germany

Urbanization occurs at a global scale,imposing dramatic and abrupt environmental changes that lead to biodiversity ***,some animal species can handle these changes,and thrive in such artifcial *** possible explanation is that urban individuals are equipped with better cognitive abilities,but most studies have focused on birds and mammals and yielded varied *** have received much less attention,despite some lizard species being common city *** Italian wall lizard,Podarcis siculus,and the common wall lizard,Podarcis muralis,are two successful lizards in anthropogenic habitats that thrive in urban *** test for differences in a cognitive skill between urban and semi-natural environments,we investigated inhibitory control through a detour task in syntopic populations of the two species,across 249 lizards that were tested in partially artifcial feld *** inhibitory control is considered essential for higher degrees of cognitive fexibility and other higher-level cognitive *** this task,we confronted lizards with a transparent barrier,separating them from a desired shelter area that they could only reach by controlling their impulse to go straight and instead detour the *** found no differences between lizards in urban and semi-natural environments,nor between species,but females overall performed better than ***,48%of the lizards in our study did not perform a correct trial in any of the 5 trials,hinting at the diffculty of the task for these spe*** study is among the frst to address lizard cognition,through their inhibitory control,as a potential explanation for success in cities and highlights one should be careful with assuming that urban animals generally have enhanced cognitive performance,as it might be taxa,task,or condition dependent.

关键词： Podarcis siculus Podarcis muralis Behavior Cognition Detour task Reptile.

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