The red squirrel is about 30 cm (12 in) long, the tail accounting for nearly a third of the total length. Large adults weigh 240 g (8.4 oz). The range of the red squirrel is from the tree line of ...

Some species, like the Mount Graham red squirrel, occur only in a single mountain range after evolving in isolation, surrounded by deserts; the red squirrel is just one of about two dozen species ...

Grey squirrels are larger and can eat a wider range of food than red squirrels. They tend to out-compete red squirrels for food in deciduous and mixed woodlands. They are also an asymptomatic ...