Field notes, v1601
Page 291
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
K.Selander, 1952 Chordeiles acutifennis July 22 35 mi. SE El Entroque, 5000 ft., Durango, Mexico. - at 8:30 A.M. a lone bird flew slowly over camps and continued along edge of river bed, sky fairly clear and bright.