Most ground squirrels have cheek pouches, but flying and tree squirrels do not. African ground squirrels also lack cheek pouches. When they're present, cheek. A new study suggests squirrels use mnemonic strategies to remember where they put the good nuts. Find out more at HowStuffWorks. Cheeky chipmunk has his hands (and mouth) full storing nuts after awaking from 21 Chubby Chipmunk Cheeks - cute squirrels - site has more - (this pic is. Not all species of squirrels have large cheek pouches for carrying nuts and seeds 'storage chambers', the size of the nuts and seeds makes a huge difference. Are these face-stuffing squirrels cheeky or just nuts about food? Cracking: The squirrels stuff their cheeks with nuts for winter (Image: Caters). Cheek pouches are pockets on both sides of the head of some mammals between the jaw and Hamsters carry food to their underground storage chambers using their spacious cheek pouches. . Squirrels: The Animal Answer Guide. Ground squirrels pack nuts in their mouths for temporary storage. food, but the ground squirrel has an advantage: he's the only squirrel with cheek pouches.