Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
1977 Walter D. Koenig
Melanerpes formicivorus
Change Hastings Reservation
(2 July) dominantly at j370. The ♀ occasionally coming over and
pecking both of them. (Both are, of course, begging obnoxiously).
954. ⚫♂/LP-LB #252 in granary. Also here now: ⚫ub, ⚫ub, j370.
1015. j371 and ⚫♂/DQ #319 in granary. ⚫ub just fed j371
some acorn bits.
1020. Both remaining birds here now: (♀) Bik-fed/M #368 and
⚫LB/wn-DP #234. j368 dominant over j371 while both begging at ⚫ub.
j369, ⚫319 also in the tree.
That's everybody; furthermore, it's clear that there are still
acorns here, which I would go count if I had my binoculars.
1030 leaving. Birds are pretty much gone from the granary now.
4 July
30 August
900. Counted stores: 176
840. Watching. Nobody immediately apparent anywhere.
855. ⚫♂DB/ (4/4) #252 just chased off an ub ♂ intruder from
the granary. ⚫ub here also.
902. ⚫ j371 LB/LG #370 flew to granary with a small green
acorn which he proceeded to peck open.
942. (i) ♀ Bik-Red/M #368 drilling at an acorn. Mating to ♀.
1025. ⚫252 back in granary briefly with a green acorn.
1031. ⚫ub flew in with a green acorn, holding it by the twig still stuck to
the cap.
1036. j368 back drilling at something or other.
1047. ⚫ub now in granary.
1104. (i) j371 with green acorn. Also apparently mating to ♀,
but is very scruffy looking and not as far along as #368 (whose
corona is about ½+½ at the moment.
1140. Leaving. Not bad for pre-storage season watch. j369 is