Authors: Nigel J Collar

Published in Bulletin of The African Bird Club, in 1994, in volume 1, issue 1, pages 19-20

Created: 2021-02-10, modified: 2025-12-17

Authors: Nigel J Collar | Lincoln D C Fishpool

Published in Bulletin of The African Bird Club, in 2006, in volume 13, issue 1, pages 18-27

Created: 2021-02-23, modified: 2025-12-17

Authors: Pamela C Rasmussen | Nigel J Collar

Published in Forktail, in 1998, in volume 14, pages 41-49

Created: 2019-05-12, modified: 2019-05-12

Authors: Nigel J Collar

Published in Bulletin of the British Ornithologists' Club, in 2016, in volume 136, issue 2, pages 149-150

Created: 2018-10-08, modified: 2018-10-08

Authors: Lincoln D C Fishpool | Nigel J Collar

Published in Bulletin of The African Bird Club, in 2006, in volume 13, issue 2, pages 130-135

Created: 2021-02-23, modified: 2025-12-17

Authors: Review By: Kevin Winker

Published in The Wilson Bulletin, in 2004, in volume 116, issue 4, pages 363-364

Created: 2016-12-04, modified: 2023-02-16

Authors: Paul F Donald | Nigel J Collar

Published in Bulletin of The African Bird Club, in 2011, in volume 18, issue 2, pages 168-173

Created: 2021-02-23, modified: 2025-12-17

Authors: Pamela C Rasmussen | Nigel J Collar

Published in Bulletin of The Natural History Museum Zoology Series, in 1999, in volume 65, pages 31-50

Created: 2012-12-23, modified: 2012-12-23

Authors: Sabine M Hille | Nigel J Collar

Published in Bulletin of The British Ornithologists' Club, in 2009, in volume 129, issue 4, pages 217-221

Created: 2015-05-17, modified: 2015-05-17

Authors: Guy M Kirwan | Nigel J Collar

Published in Bonn zoological Bulletin, in 2023, in volume 72, issue 2, pages 201-208

Created: 2025-01-16, modified: 2025-01-16

Authors: N J Collar

Published in Forktail, in 2014, in volume 30, pages 135-138

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar

Published in Forktail, in 2004, in volume 20, pages 71-87

Created: 2019-05-12, modified: 2019-05-12

Authors: Nigel J Collar | Yilma Dellelegn Abebe | Lincoln D C Fishpool | Merid N Gabremichael | Claire N Spottiswoode | Mengistu Wondafrash

Published in Bulletin of The African Bird Club, in 2008, in volume 15, issue 2, pages 180-190

Created: 2021-02-23, modified: 2025-12-17

Authors: N J Collar

Published in Forktail, in 2011, in volume 27, pages 100-102

Created: 2019-05-12, modified: 2019-05-12

Authors: Andrew J Bladon | Till Töpfer | Nigel J Collar | Kai Gedeon | Paul F Donald | Yilma Dellelegn | Mengistu Wondafrash | Jarso Denge | Galgalo Dadacha | Motuma Adula | Rhys E Green

Published in Bulletin of The African Bird Club, in 2015, in volume 22, issue 2, pages 148-161

Created: 2021-03-24, modified: 2025-12-17

Authors: J A Eaton | N J Collar

Published in Forktail, in 2015, in volume 31, pages 107-110

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar | S J Marsden

Published in Forktail, in 2014, in volume 30, pages 23-27

Created: 2019-05-12, modified: 2019-05-12

Authors: Andrew Bladon | Sam E I Jones | Nigel J Collar | Yilma Dellelegn | Paul F Donald | Kai Gedeon | Rhys E Green | Clair N Spottiswoode | Till Töpfer | Mengistu Wondafrash

Published in Bulletin of The African Bird Club, in 2016, in volume 23, issue 1, pages 27-45

Created: 2021-02-23, modified: 2025-12-17

Authors: N J Collar

Published in Bulletin of The British Ornithologists' Club, in 1998, in volume 118, pages 124-126

Created: 2012-12-02, modified: 2012-12-02

Authors: N J Collar

Published in Bulletin of The British Ornithologists' Club, in 1998, in volume 118, pages 57-58

Created: 2012-12-02, modified: 2012-12-02

Authors: N J Collar

Published in Forktail, in 1998, in volume 14, pages 82-84

Created: 2019-05-12, modified: 2019-05-12

Authors: J Del Hoyo | N J Collar

Published in Forktail, in 2011, in volume 27, pages 112-113

Created: 2019-05-12, modified: 2019-05-12

Authors: A J Long | N J Collar

Published in Forktail, in 2002, in volume 18, pages 111-119

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar

Published in Forktail, in 2011, in volume 27, pages 29-38

Created: 2019-05-12, modified: 2019-05-12

Authors: J M Harrison | J G Harrison

Published in Bulletin of The British Ornithologists' Club, in 1965, in volume 85, pages 4-5

Created: 2012-12-03, modified: 2012-12-03

Authors: N J Collar | J A Eaton | R O Hutchinson

Published in Forktail, in 2013, in volume 29, pages 19-24

Created: 2019-05-12, modified: 2019-05-12

Authors: N A D Mallari | M J Crosby | N J Collar

Published in Forktail, in 2004, in volume 20, pages 124-128

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar

Published in Bulletin of The British Ornithologists' Club, in 2007, in volume 127, pages 97-107

Created: 2012-12-02, modified: 2012-12-02

Authors: N J Collar

Published in Bulletin of The British Ornithologists' Club, in 2003, in volume 123, issue 3, pages 153

Created: 2015-08-11, modified: 2015-08-11

Authors: N J Collar | S Van Balen

Published in Forktail, in 2013, in volume 29, pages 15-18

Created: 2019-05-12, modified: 2019-05-12

Authors: P C Rasmussen | N J Collar

Published in Forktail, in 2013, in volume 29, pages 78-87

Created: 2019-05-12, modified: 2019-05-12

Authors: Kenneth J Mcnamara | Nigel H Trewin

Published in Palaeontology, in 1993, in volume 36, issue 2, pages 319-335

Created: 2016-04-23, modified: 2016-04-23

Authors: N J Collar | A J Pittman

Published in Bulletin of The British Ornithologists' Club, in 1996, in volume 116, pages 256-265

Created: 2012-12-02, modified: 2012-12-02

Authors: N J Collar | P D Round | D R Wells

Published in Forktail, in 1986, in volume 1, pages 29-51

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar | I Tattersall

Published in Bulletin of The British Ornithologists' Club, in 1987, in volume 107, pages 55-59

Created: 2012-12-03, modified: 2014-03-05

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 4, pages 146-150

Created: 2018-05-11, modified: 2018-05-11

Authors: N J Collar

Published in Journal of The Bombay Natural History Society, in 2008, in volume 105, issue 2, pages 222-223

Created: 2015-09-13, modified: 2015-09-13

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 1, pages 24-26

Created: 2018-05-11, modified: 2018-05-11

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 1, pages 34-36

Created: 2018-05-11, modified: 2018-05-11

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 3, pages 109-112

Created: 2018-05-11, modified: 2018-05-11

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 4, pages 143-145

Created: 2018-05-11, modified: 2018-05-11

Authors: Nigel Hewitt-Cooper

Published in Carnivorous plant newsletter, in 2012, in volume 41, issue 4, pages 151-153

Created: 2018-05-11, modified: 2018-05-11

Authors: F R Lambert | N J Collar

Published in Forktail, in 2002, in volume 18, pages 127-146

Created: 2019-05-12, modified: 2019-05-12

Authors: N J Collar | Rudyanto

Published in Bulletin of The British Ornithologists' Club, in 2003, in volume 123A, pages 95-113

Created: 2013-04-28, modified: 2013-04-28

Authors: M P Adams | J H Cooper | N J Collar

Published in Bulletin of The British Ornithologists' Club, in 2003, in volume 123A, pages 338-354

Created: 2013-04-28, modified: 2013-04-28

Authors: N J Collar | J Del Hoyo | F Jutglar

Published in Forktail, in 2015, in volume 31, pages 13-23

Created: 2019-05-12, modified: 2019-05-12

Authors: Les Watson | Nigel Barker | Surrey Jacobs

Published in Telopea, in 1998, in volume 8, issue 1, pages 155

Created: 2019-03-10, modified: 2019-03-10

Authors: Rose Haig Thomas

Published in Proceedings of The Zoological Society of London, in 1915, in volume 1915, pages 279-284

Created: 2012-09-30, modified: 2012-09-30

Authors: J A Eaton | C R Shepherd | F E Rheindt | J B C Harris | S (B) Van Balen | D S Wilcove | N J Collar

Published in Forktail, in 2015, in volume 31, pages 1-12

Created: 2019-05-12, modified: 2019-05-12

Authors: Nigel C Bennett | Peter J Taylor | Gonzalo H Aguilar

Published in Zeitschrift für Säugetierkunde, in 1993, in volume 58, pages 362-367

Created: 2016-08-03, modified: 2016-08-03