Veverka obecná (Sciurus vulgaris) nahoře (Peter Trimming [CC BY 2.0 (https://creativecommons.org/licenses/by/2.0)]), veverka popelavá (S. carolinensis) dole, https://commons.wikimedia.org/wiki/File:Eastern_Grey_Squirrel_in_St_James%27s_Park,_London_-_Nov_2006.jpg.

Veverka obecná (Sciurus vulgaris) nahoře (Peter Trimming [CC BY 2.0 (https://creativecommons.org/licenses/by/2.0)]), veverka popelavá (S. carolinensis) dole, https://commons.wikimedia.org/wiki/File:Eastern_Grey_Squirrel_in_St_James%27s_Park,_London_-_Nov_2006.jpg.