title: Insight learning or shaping?
authors: Johan
authors: J
authors: Lind
authors: Stefano
authors: S
authors: Ghirlanda
authors: Magnus
authors: M
authors: Enquist
mesh_terms: D000818:Animals; D046368:Crows / Q000502:physiology*; D007360:Intelligence / Q000502:physiology*; D007858:Learning / Q000502:physiology*; D011340:Problem Solving; D012054:Reinforcement, Psychology; D053001:Tool Use Behavior