A little creepy. Makes me think of Edgar Allan Poe.The rook is a member of the Corvidae family in the passerine order of birds. Named by Carl Linnaeus in the species name frugilegus is Latin for "food-gathering".
Top: Caspar David Friedrich, Wanderer above the Sea of Fog, 1918 (source: link). Center: "Alone" by Edmund Dulac, 1919, from Poetical Worlds of Edgar Allan Poe (http://metamythic.com/the-poetical-works-of-edgar-allan-poe-illustrated-by-edmund-dulac/). Bottom: Digital art by Jacques Leyreloup, France (http://jacquesleyreloup.deviantart.com)
Tell-Tale Heart by ."So I opened it -- you cannot imagine how stealthily, stealthily -- until at length a single dim ray like the thread of the spider shot out from the crevice and fell upon the vulture eye." -The Tell-Tale Heart, Edgar Allen Poe