Whenever a film shows a close-up of a big animal like a bear, Palmer says, the viewer should be on alert: Chances are high that the animal came from a game farm or has been trained.

如果看到大型动物特写镜头的影片，比如熊，那么观众该注意了，很可能这些动物是饲养园里的或者曾受过训练。

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And because animal rights groups seem to focus more on big-game hunters.

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