Terracowl

Terracowls are an alien species from the Marvel portion of the Generation 1 continuity family.

Terracowls are winged creatures native to the planet Hydrus Four, large enough to attack a Dinobot.

Fiction

Another Time & Place

Wading through the slime swamps of Hydrus Four in search of the cure for Nucleon, Grimlock listed Terracowl assaults as one of the planet's less endearing features. Another Time & Place