A belated update. Progress will continue to be very slow for the next couple of weeks, before I make my move.
Adelaide Zoo
1) Noisy pitta - Pitta versicolor
2) Metallic starling - Aplonis metallica
3) Gouldian finch - Erythrura gouldiae
4) Red-faced parrot finch - Erythrura psittacae
Halls Gap Zoo
5) Red bishop weaver - Euplectes orix
6) White-browed woodswallow - Artamus superciliosus
Melbourne Zoo
7) Helmeted honeyeater - Lichenostomus melanops
8) Blue-faced honeyeater - Entomyzon cyanotis
9) Apostlebird - Struthidea cinerea
10) Bell miner - Manorina melanophrys
11) Zebra finch - Taeniopygia guttata
12) Java sparrow - Lonchura oryzivora
Dubai Aquarium and Underwater Zoo
13. Diamond firetail - Stagonopleura guttata
Al-Ain Zoo
14. Purple glossy starling - Lamprotornis purpureus
15. Long-tailed glossy starling - Lamprotornis caudatus
16. Yellow-vented bulbul - Pycnonotus goiavier
Lisbon Zoo
17. Superb starling - Lamprotornis superbus
18. Yellow-crowned bishop - Euplectes afer
19. Village weaver - Placeus cucullatus
Zoo Barcelona
20. Common hill myna - Gracula religiosa
21. Green jay - Cyanocorax yncas
22. Lesser grey shrike - Lanius minor
23. Spangled cotinga - Cotinga Cayman
24. Bali mynah - Leucopsar rothschildi
25. Grosbeak starling - Scissirostrom dubiam
26. Snowy-crowned robin chat - Cossypha niveicapilla
27. Brazilian tanager - Ramphocelus bresilia
28. White-rumped shama - Copsychus malabaricus
29. Red-tailed laughingthrush - Trochalopteron milnei
30. Chestnut-backed thrush - Zoothera dohertyi
31. Pied crow - Corvus albus
Menagerie du Jardin des Plantes
32. Red-billed blue magpie - Uracissa eruthrorhyncha
Vincennes Zoo
33. Madagascar fody - Foudia madagascariensis
Beauval Zoo
34. Red-whiskered bulbul - Pycnonotus jocotus
35. Northern cardinal - Cardinalis cardinalis
36. Bank myna - Acridotheres ginginianus
37. Asian fairy-bellbird - Irena puella
38. Masked tanager - Tangara nigrocincta
39. Western bluebird - Sislia mexicana
40. Star finch - Neochmia ruficauda
41. Brahminy starling - Sturnia pagodarum
42. Asian glossy starling - Aplonis panavensis
43. Guianan cock-of-the-rock - Rupicola rupicola
44. Wattled starling - Creatophora cinerea
45. Rufous-bellied thrush - Turdus rufiventris
46. Golden-breasted starling - Lamprotornis regius
47. Red-crested cardinal - Paroaria cucullatis
48. Crested myna - Acridotheres christatellus
49. Peking robin - Leiothrix lutea
50. Black bulbul - Hypsipetes leucocephalus
Antwerp Zoo
51. Red avadavat - Amandava amandava
52. Ultramarine grosbeak - Cyanocompsa brissoni
53. Common waxbill - Estrilda astrild
54. African silverbill - Lonchura cantans
55. Cut-throat finch - Amadina fasciata
56. Orange-breasted waxbill - Amandava subflava
57. Scaly-breasted munia - Lonchura punctulata
58. Sudan golden sparrow - Passer luteus
59. Red-billed quelea - Quelea quelea
60. Yellow-fronted canary - Serinus mozambicus
61. Crested oropendola - Psarocolius decumanus
62. Rosy starling - Pastor roseus
63. Violet-backed starling - Cinnyricinclus leucogaster
64. Viellot's black weaver - Ploceus nigerrimus
Planckendael
65. Chinese azure-winged magpie - Cyanopica cyanus
Basel Zoo
66. Cape weaver - Ploceus capensis
67. African montane white-eye - Zosterops poliogastrus
68. Long-tailed finch - Poephila acuticauda
69. Cuban grassquit - Tiaris canorus
70. Bay-headed tanager - Tangara gyrola
71. Island canary - Serinus canaria
72. Red-legged honeycreeper - Cyanerpes cyaneus
73. Turquoise tanager - Tangara mexicana
74. Paradise tanager - Tangara chilensis
75. Golden-naped tanager - Tangara ruficervix
76. Sociable weaver - Philetairus socius
Zurich Zoo
77. Saffron finch - Sicalis flaveola
78. Red Siskin - Spinus cucullatus
79. Montserrat oriole - Icterus oberi
80. Shining honeycreeper - Cyanerpes lucidus
81. Plush-crested jay - Cyanocorax chrysops
Schonbrunn Zoo
82. Oriental white-eye - Zosterops palpebrosus
83. Scaly-breasted bulbul - Pycnonotus squamatus
84. Red-cheeked cordon-bleu - Uraeginthus bengalus
85. Malachite sunbird - Nectarinia famosa
86. Purple honeycreeper - Cyanerpes caeruleus
Bratislava Zoo
87. Black-breasted thrush - Turdus dissimilis
Budapest Zoo
88. Yellow-green grosbeak - Caryothraustes canadensis
Sofia Zoo
89. Common raven - Corvus corax
Attica Zoo
90. Black-throated magpie-jay - Calocitta colliei
91. Coleto - Sarcops calvus
92. Golden-crested myna - Ampeliceps coronatus
93. White-shouldered starling - Sturnia sinensis
94, White-headed buffalo weaver - Dinemella dinnemelli
95. Black-naped oriole - Oriolus chinensis
96. Orange-headed thrush - Geokichla citrina
Didn't do quite as badly out of Plzen as I feared. I've finally brought the list up to date with my trip thread, and the 150 is up:
Zoo Zagreb
97. European greenfinch - Carduelis chloris
Prague Zoo
98. Sumatran laughing-thrush - Garrulax bicolor
99. Buffy laughing-thrush - Garrulax berthemyi
100. Spotted laughing-thrush - Garrulax ocellatus
101. Red-billed buffalo-weaver - Bubalornis niger
102. Red-winged starling - Onychognathus morio
103. Helmeted friarbird - Philemon buceroides
104. Black-throated laughing-thrush - Garrulax chinensis
105. White-throated laughing-thrush - Garrulax albogularis
106. White wagtail - Motacilla alba
107. Blue-crowned laughing-thrush - Garrulax courtoisi
108. Siberian ruby-threat - Luscinia calliope
109. Spotted palm thrush - Chichladusa guttata
110. Scarlet-faced liocichla - Liocichla ripponi
111. Javan whistling-thrush - Myophonus glaucinus
Plzen Zoo
112. Common bulbul - Pycnonotus barbatus
113. Emerald starling - Coccycolius iris
114. Black redstart - Phoenicurus ochruros
115. White-spectacled bulbul - Pyconotus xanthopygos
116. Oriental magpie-robin - Copsychus saularis
117. Lesser blue-eared starling - Lamprotornis chloropterus
118. Azure tit - Parus cyanus
119. Long-tailed rosefinch - Uragus sibiricus
120. Grey wagtail - Motacilla cinerea
121. Siberian thrush - Zoothera sibirica
122. Yellow-billed grosbeak - Eophona migratoria
123. Grey-backed thrush - Turdus hortulorum
124. Pale-bellied myna - Acridotheres cinereus
125. Ruby-throated bulbul - Pycnonotus dispar
126. Oriental greenfinch - Carduelis sinica
127. Spotless starling - Sturnis unicolor
128. Yellowhammer - Emberiza citrinella
129. Eurasian nutcracker - Nucifraga caryocatactes
130. Dark-grey tit - Parus rufonuchalis
131. European goldfinch - Carduelis carduelis
132. Eurasian bullfinch - Pyrrhula pyrrhula
133.Spotted nutcracker - Nucifraga caryocatactes
134. White-crested laughing-thrush - Garrulax leucolophus
135. Black-collared starling - Sturnus nigrocollis
136. Purple-backed starling - Sturnia sturnina
137. Oriental greenfinch - Carduelis sinica
138. White-winged redstart - Phoenicurus erythrogastrus
Wroclaw Zoo
139. Blue-capped cordon-bleu - Uraeginthus cyanocephalus
Moscow Zoo
140. Red-billed chough - Pyrrhocorax pyrrhocorax
141. Rock bunting - Emberiza cia
Leningrad Zoo
142. Black-headed weaver - Ploceus cucullatus
143. Pine grosbeak - Pinicola enucleator
144 Hooded crow - Corvus cornix
145. Rook - Corvus frugilegus
146. Eurasian magpie - Pica pica
147. Common starling - Sturnus vulgaris
148. Fieldfare - Turdus pilaris
149. Great tit - Parus major
150. Eurasian jay - Garrulus glandarius