Doraemon Movie 32: Nobita to Kiseki no Shima - Animal Adventure

Nobita buys a rhinoceros beetle from his dad, promising to take care of it. He later joins Doraemon and their friends on an island where they find a tribe living alongside prehistoric creatures preserved by the Golden Hercules, a mythical beetle spirit. However, their discovery attracts the attention of future criminals seeking to exploit the Golden Hercules for profit.