Microscopic image of Fusarium, a fungus that causes eye infections. Fungal keratitis is an infection of the cornea (the clear dome covering the colored part of the eye) that is caused by a fungus. Some fungi that have been known to commonly cause fungal keratitis include 1  : Fusarium species.
Stoats live in any habitat in which they can find prey. In New Zealand they can be found from beaches to remote high country, at any altitude, up to and beyond the tree-line; in any kind of forest-exotic or native; in scrub, dunes, tussock, and farm pastures. They are even known to occur near human settlements.
Squirrels live on every continent except in Australia and Antarctica, according to the BBC. Tree squirrels typically live in wooded areas, since they prefer to live in trees. Ground squirrels live up to their names. They dig burrows, a system of tunnels underground, to live in. Some squirrels also hibernate in burrows during the winter to keep warm.