Quinoa the Dog (image) American Museum of Natural History Caption This is Quinoa, a Dutch shepherd trained to sniff out polar bear scat. Credit ©American Museum of Natural History/R. Rockwell Usage Restrictions Can be used with appropriate credit Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.