One of the most abundant wild mammals living in moderate latitudes is the common squirrel. Squirrels thrive in almost every habitat, from tropical rainforest to semiarid desert. They avoid only the cold polar regions and the driest deserts. Squirrels are also one of the very few mammals that thrive in cosmopolitan areas. Some wild squirrels … Continue reading Squirrel wonders (and the failure of evolution to explain them)