Eastern gray squirrel. The gray squirrel, also known as the gray squirrel, is a species of tree squirrel in the squirrel family Squirrel family. The eastern grey squirrel is native to eastern North America and is the most amazing and ecologically important forest regenerator in the county. Rodents such as squirrels and birds are very good at stimulating a cat's hunting instinct and playfulness. Therefore, the Prokei interactive cat toy is a good toy choice. Cat companion toys The detachable, washable shell and cute shape are loved by cats and owners alike. Features: USB charging Enjoy long-lasting fun without having to replace the battery. Velcro closure Prevent cats from touching the lining. The housing can be removed for cleaning Size: 13*9*8 Weight (g)