Field notes, v1717
Page 411
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
LLWoff 1963 Aimophila gingvestriata. July 13 up 2" on a small plant. Foraged for 25 feet + 3-4 min. forage & caught at most one insect. After initially circling around tree base began working up slope at angle. Slope. Worked thru pile of sticks lying on ground. Vocal Singing near top of 30 foot Mesquite 100-150 feet to change & Touched west, left top + worked down to near ground level - still singing. Brown Towhee flew at least 100+ feet from crest, stopped on dead horizontal limb + then flew at + chased Singing bird. Both disappeared downslope. Foraging bird mentioned at top of this page seemed to have all (a mostly) new rectrices. "1975 - when still & grown, is like JPH 177 for gonads. JPH 177 - testis 11 x 2 mm. closed protub, enlarged. wings looked new as did out 2 pair of rectrices. habitat This species is found on hillsides covered with 10-20 foot leguminous trees forming essentially a closed canopy. Understory at present is annuals just coming up. carpalis Aimophila carpalis occurs in same locale, but seems to be restricted to bottom land when the canopy is not closed. Both are common species in their habitat. forage In collecting afternoon shot an adult or foraging adult habitat in very open grassy, gully among some dead branches! Was 15 feet from nearest "bean" forest.