{"fact":"Crows are so intelligent, some scientists compare their cognitive abilities to those of higher primates!","context":"According to the scientists’ experiments, it was found that some individuals of Corvidae family have intelligence comparable to that of higher primates.","source":"Elena Prelikova; Nikita Kukshin; Maxim Kopylov; Dmitry Nekrasov, Development of automatic exchangers of small garbage for bird-seed and training of Corvidae family birds (the Crow family) to collect small rubbish, 10.1051/e3sconf/202341102006","index":486}