Kalmar "Corvus corax" shine ainihin sunan kimiyya wanda ke nufin jinsin tsuntsaye wanda aka fi sani da hankaka na kowa. Kalmar "Corvus" ita ce Latin don "hankaka" ko "hankaka," yayin da "corax" ya samo asali ne daga tsohuwar Girkanci kuma yana nufin "hankaka." Don haka, ma'anar ƙamus na "Corvus corax" zai zama kawai "hankake na kowa," wanda shine babban tsuntsu baƙar fata da ake samu a wurare da yawa na duniya.