People for the Ethical Treatment of Animals (PETA). - [Image Source: Wikimedia Commons Public]
Animal Liberation, a more activist side of animal rights formed by PETA members. - [Image source: Wikimedia Commons, public domain]
PETA protesting nearly naked. - [Image source: Wikimedia Commons / Geoff Livingston]
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Photogallery - A brief history of the violence of PETA