Kerstin Hinze / Black-bellied hamster (Cricetus cricetus) feeding on yew fruits (Taxus baccata), Vienna, Austria, October.

John Cancalosi / Golden-mantled ground squirrel (Spermophilus lateralis) with very full cheek pouches. Montana, USA, Oct 2010

Wild Wonders of Europe / Wothe / Common hamster (Cricetus cricetus) full with cheeks full, Slovakia, Europe, June 2009

Heather Angel / Bubble eye goldfish (Carassius auratus) with upward pointing eyes and two large fluid-filled sacs.. In captivity, Shanghai Zoo, Shanghai, China.

Kerstin Hinze / Black-bellied hamster (Cricetus cricetus), feeding on yew fruits (Taxus baccata, Vienna, Austria, October.

Kerstin Hinze / Black-bellied hamster (Cricetus cricetus), collecting and feeding on yew fruits (Taxus baccata), Vienna, Austria

Kerstin Hinze / Black-bellied hamsters (Cricetus cricetus) collecting yew fruits (Taxus baccata) on the grass, Vienna, Austria

Kerstin Hinze / Black-bellied hamster (Cricetus cricetus), collecting yew fruits (Taxus baccata), Vienna, Austria, October.

Kerstin Hinze / Black-bellied hamster (Cricetus cricetus) feeding on yew fruits (Taxus baccata) before running away, Vienna, Austria, October.

Kerstin Hinze / European Hamster (Cricetus cricetus), adult with full cheek pouches gnawing a nut, Vienna, Austria. October.

Kerstin Hinze / European Hamster (Cricetus cricetus), adult running with full cheek pouches, Vienna, Austria. October.

Aflo / ic-07405 Siberian chipmunk / Striped squirrel {Tamias sibiricus} Japan