A new race of crow.
Subtitle: Corvus enca, from the Philippines
By: [by] Austin L. Rand and Dioscoro S. Rabor.
Contributors: Rabor, Dioscoro S.
Series: Fieldiana -- v. 39, no. 52; Chicago Natural History Museum publication -- no. 927; Publication (Chicago Natural History Museum) -- 927
Publisher: Chicago Natural History Museum
Published: 1961
Place of publication: [Chicago]
Subjects: Crows; Birds -- Philippines.