Acorn woodpecker species accounts, v4462
Page 319
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
1993 M. Stanback M. Formicivorus RANT 17 Mar Saw 2 copulations (separated by @ ½ hr) One was a reciprocal mount. The 3 amigos were charing off contenders, whom we were catching. By @ 2:00, it was very quiet (no challengers). We took our 4 birds (one of whom was the white beaked BM From RANA) back to lab for laps, r bloodwork. I returned all 4 birds to RANT (r RANA) at 1745, then went to W woods For roost watch. 1 bird into the woods hole. We decide to do a nite ambush. Score! Bleed r back to lab, Long day! 18 Mar 0830 ID Capture Wt Bands 18 Mar wt 2007 ♀ 83 BB B M dead (yell) 2130 ♂ 75 RB m b 77.8 2157 ♂ 83.5 RP relay black 2159 ♂ 76 Wg Yk 74.5 (blue) 2160 ♂ 86.5 no 0 relay 88.0 died green 2180 ♂ 82.5 RM 72.5 died Fed light birds w peanut butter stuffed log w dog Food + acorns. 2007 (the RANA bird who inexplicably roosted w a RANT bird - hey now I remember that there was some vocalizations + pecking inside the hole when the 2nd bird landed) was dead, with a bit of a mess around her cloaca. Dissection: undeveloped ovaries ⚫, n 3 that were @ 1+ mm in diam. Lapped ♂ 2157 - couldn't tell squat. 1045 Nets up + ready For a power struggle - which isn't going on. What's the deal? There's a pair