Field notes, v1472
Page 121
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Marshall (1942) Muscivora forficata San Salvador made a striking picture like corn popping or a geyser of birds. May - none present. Flight halting and zig-zag. Absolutely no organization as flocks.