Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
JP Myers
1973
Barrow, 4K
10 June
contd
Tape 76-6-1 contd
#6 252-260 C.pusilla alarm w/ Ph.fulicarius in background
#7A 266-
whirring, Ph. lobatus (not mate)
#7 266-274
apparition by♂ Ph. fulicarius toward other followed by
pair concitiation between ♂+♀ near 273
#8 281-291 C.alpina aerial display - ♂ on ground to ♀, grouping
#9 305-317 C.alpina aerial display - not very good
#10 318-326 ♂ C.melanoto ♂,♀ - ♂ grooming
FAHOT
with a different ♂ hooting in background
#11 330-334 C. melanoto hoot
336-338 GOOD hoot
#12 344 ♂mel. chasing ♀, ♂ giving aggressive call, ♀ alarm
extreme aggression
351-352 hoot
#13 355-364 ♂melanoto GROUSE w/ Ph.fulicarius in beginning
367-371 cont'd groom
376-381 continues into aroused ROLLINGGROUSE call
#14 382-385 ♂ melanoto hoot
386-387 ""
→ 388-391 ""
#15 397-405 nest cup display in ♂ Ph.fulicarius followed by
♀ moving into nest. obvious from tape where change
occurs
Nunuk, Pt.Barrow, Alaska
13 June
Tape 76-6-2 SIDE 1
#1 2-3.5 C.ruficollis w/ P.bartrii in background
C.ruf. is chasing C.b., for C.ruf. is whining
#2 3.5-11 C.ruf giving flutter display note - see spp accent. bird in background
drilling in background