These city slickers have larger toe pads with more specialized scales that help them cling to smooth surfaces like walls and glass windows, compared to their rural brethren.
The variations urbanlizards have evolved include larger toe pads with more specialized scales that help them cling to smooth surfaces and their longer limbs help them sprint across open areas.
. “In many ways, cities provide us with natural laboratories for studying adaptive change, as we can compare urban populations with their non-urban counterparts to see how they respond to similar stressors and pressures over short periods of time.”lizards from three separate regions and compared the urban lizards with those in the forests surrounding each city.
Another analysis found 93 genes important for skin and limb development in the urban lizards. This showed a gene-level explanation for why city lizards have longer legs and toe pads.said Winchell
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