Once the sun has set, they are free to return to their underground homes. Among their other names are creepers and nightstealers, as trows have been known to kidnap human babies from cribs, leaving a changeling in the place of the child. Fiddlers have also been nabbed to play for the trowish revels. Some fiddle tunes are even accredited to Shetland's trows. The legends of trows typically describe them as squat, round, and misshapen faeries lacking legs.
Movement is achieved by bouncing about on their bottoms like rubber balls.
They are not necessarily wicked in nature, but they are mischievous and delight in hiding things from people under the cover of darkness. His head is that of a human male. They are pranksters, like most goblins, and appear to weary travelers as docile ponies. Once their victim has climbed upon aboard, the phooka takes the hapless rider on a wild ride across the wettest and most loamy country before depositing him in ditch or tossing him headlong into the mire. His eagle form has also lended itself to a similar trick.