Jae Jae, a Sumatran tiger, plays with a carved pumpkin during a Halloween-themed media event at the London Zoo. (SUZANNE PLUNKETT/REUTERS)
Maggie, a giraffe plays with a carved pumpkin during a Halloween-themed media event at the London Zoo. (SUZANNE PLUNKETT/REUTERS)
Meerkats play with a carved pumpkin during a Halloween-themed media event at the London Zoo. (SUZANNE PLUNKETT/REUTERS)
Meerkats look for feed sprinkled around the pumpkins placed in their enclosure, during a Halloween event at the London Zoo. (Matt Dunham/AP)
Raja the Komodo dragon, pictured during a Halloween media event at the London Zoo. (Matt Dunham/AP)
Aurora, a two-year-old female polar bear, plays with a pumpkin inside her open air cage during the Zoo Halloween Weekend event at the Royev Ruchey zoo in Krasnoyarsk, Russia. (ILYA NAYMUSHIN/REUTERS)
Glenda, a 7-year-old western lowland gorilla, examines a carved pumpkin at the Los Angeles Zoo and Botanical Gardens. (Nick Ut/AP)
Rocky the Raccoon plays with a carved pumpkin at Bristol Zoo, Bristol, England. (Andrew Matthews/AP)
Colin the Red Ruffed Lemur plays with a carved pumpkin at Bristol Zoo, Bristol, England. (Andrew Matthews/AP)