Hurly, T Andrew Wild hummingbirds rely on landmarks not geometry when learning an array of flowers. [electronic resource] - Animal cognition Sep 2014 - 1157-65 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1435-9456 Standard No.: 10.1007/s10071-014-0748-x doi Subjects--Topical Terms: AnimalsBirdsFeeding Behavior--psychologyFlowersMaleRewardSpatial LearningSpatial MemorySpatial Navigation