Did you know that some weasels’ fur coats change color in the winter? These species of weasels turn white in winter, transforming from a rich brown to a blanched snowy color. This adaptation is not just a whimsical change but a crucial survival tactic in the wild.
Brain Size And Intelligence Are Not Connected
A study has debunked the notion that larger brains equate to greater intelligence by examining brain-to-body size ratios across 1,400 mammalian species. Results show diversity in how brain sizes evolved, with significant changes linked to historic events. Findings emphasize neural complexity over brain size and challenge conventional IQ assessments.