{"fact":"Crows are quick learners! Some jungle crows mastered a color discrimination task in a single session, showing they can easily link colors with rewards.","context":"Some crows were able to reach the criterion within a single session, indicating that crows can easily learn color discrimination tasks.","source":"Bezawork Afework Bogale; Satoshi Sugawara; Katsuhisa Sakano; Sonoko Tsuda; Shoei Sugita, Long-term memory of color stimuli in the jungle crow (Corvus macrorhynchos), 10.1007/s10071-011-0439-9","index":349}