High-billed crow explained

The high-billed crow or deep-billed crow (Corvus impluviatus) was a species of large, raven-sized crow that was endemic to the island of Oahu in the Hawaiian Islands. It was pushed to extinction due to the arrival of people and pests like rats.

References

• Olson . Storrs L. . James, Helen F. . 1991 . Descriptions of thirty-two new species of birds from the Hawaiian Islands: Part II . Passeriformes. Ornithological Monographs . 46 . 1–88 . 10088/1746.
• Milberg . Per . Tyrberg, Tommy . 1993 . Naïve birds and noble savages. A review of man-caused prehistoric extinctions of island birds . Ecography . 16 . 3 . 229–250 . 10.1111/j.1600-0587.1993.tb00213.x . 1993Ecogr..16..229M .
• News: Jan . TenBruggencate . Oahu sinkholes yield extinct birds . The Honolulu Advertiser . 2007-08-07 .