Handheld shot of three eastern gray squirrels foraging for food on the grass in the Botanical Gardens, Sheffield, England

squirreling sciurus carolinensis squirrel tail wildlife forage invasive species grass nuts rodent sniffing species public park nature botanical gardens animal fluffy handheld shot bokeh outdoors ecology leaves uk grey eating wild springtime autumn countryside cute hibernation brown food green spring gray forest north america trees england nutrition country summertime sheffield european summer british english europe