Lab rats may have won the cage fight to become model animals for research, but psychologists once looked to raccoons as the stars for studying intelligence. Black-masked raccoons served as favored ...

The porphyrin scores were significantly higher in rats housed in small or large cages that were barren than in rats housed in small or large cages that were furnished with a PVC tube. The lowest ...

BOULDER, Colo. (AP) - A provocative anti-marijuana campaign aimed at Colorado youths has angered marijuana activists for its tag line, "Don't Be a Lab Rat." Now a school system is declining to display ...

This study compared behavioral and physiologic changes in Sprague–Dawley and Brown Norway rats that were euthanized by using a 30% volume displacement rate of CO2 in either their home cage or an ...