A drill eats pasta that was stuffed inside a pumpkin at the Detroit Zoo in Royal Oak, Mich. , Wednesday, Oct. 26, 2011. Some of the animals received pumpkins filled with treats to eat during the zoo's annual Smashing Pumpkins event. The enrichment items are hidden through out the animals' habitats or prepared and placed in a manner to stimulate natural behaviors. 
A gorilla eats a pumpkin at the Detroit Zoo in Royal Oak, Mich. , Wednesday, Oct. 26, 2011. Some of the animals received pumpkins filled with treats to eat during the zoo's annual Smashing Pumpkins event. The enrichment items are hidden through out the animals' habitats or prepared and placed in a manner to stimulate natural behaviors.
A polar bear nibbles on a pumpkin at the Detroit Zoo in Royal Oak, Mich. , Wednesday, Oct. 26, 2011. Some of the animals received pumpkins filled with treats to eat during the zoo's annual Smashing Pumpkins event. The enrichment items are hidden through out the animals' habitats or prepared and placed in a manner to stimulate natural behaviors.source: daylife
photo: AP photo
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