Rantoul is a village in Champaign County, Illinois, United States. The population was 12,941 at the 2010 census. The current mayor is Chuck Smith, who was elected in 2013. The community was named after Robert Rantoul, Jr., a U.S. representative from Massachusetts, and a director of the Illinois Central Railroad.[4]
The table below shows brains proportional to the size of the animal pictured. Click on the pictures of the animals to read specific information about the species. approx Human brain length=15cm. approx brain weight=1400g.
Simply looking at the structure of the animals' brains only reveals so much about their intelligence. Cats' brains account for about 0.9 percent of their body mass, whereas dogs' brains make up 1.2 percent of their body mass. But some scientists argue that brain size isn't the key to intelligence.