A Study of Nature and its Idiosyncrasies
While many trolls are naturally malicious, not all start that way. Pollution, frakking, and other anthropogenic causes are the most common, but sometimes a troll can be possessed by a malevolent spirit.
Here an evil spirit has inhabited the hill troll and turned it into a garden for its evil purposes.
Some trolls, though malicious, have little opportunity to act on their ill will, and must, like this remote island troll, content themselves with the occasional spooked flock of birds.
A lonely island troll casts its eyes out to sea in the hopes of attracting a visitor.
A study of four sea cliff trolls.
These lanky tree trolls are returning from winter hibernation in the mountains.