nbcnews.com the animal IQ scale http://www.nbcnews.com Science on NBC News most intelligent creatures among the smartest 10 Smartest Animals among the smartest most intelligent creatures 10 smartest animals pig intelligence insane intelligence recently said actively engaging in trickery an intelligent animal rolling in the mud most intelligent creatures NBC an intelligent animal nbcnews.com citation rolling in the mud 10 Smartest Animals livmoder prolaps symptomer nÃ¸gne... http://www.nbcnews.com... rolling in the mud Science on NBC News