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Volume 50, No. 1

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A four-legged African Penguin Spheniscus demersus chick


Authors

ALBERT SNYMAN1*, DAVID G. ROBERTS1 & KATRIN LUDYNIA1,2
1Southern African Foundation for the Conservation of Coastal Birds (SANCCOB), Table View 7441, Cape Town, South Africa
*(albert@sanccob.co.za)
2Department of Biological Sciences, University of Cape Town, Rondebosch 7701, South Africa

International, P.O Box 439, Avalon, New South Wales 2107, Australia

Citation

SNYMAN, A., ROBERTS, D.G. & LUDYNIA, K. 2022. A four-legged African Penguin Spheniscus demersus chick. Marine Ornithology 50: 5 - 6

Received 05 October 2021, accepted 10 November 2021

Date Published: 2022/04/15
Date Online: 2022/03/18

References


AUSTIN, O.L. 1969. Extra toes on a Sooty Tern chick. The Auk 86: 352.

BUCKLE, K.N., YOUNG, M.J. & ALLEY, M.R. 2014. Investigation of an outbreak of craniofacial deformity in Yellow-eyed Penguin (Megadyptes antipodes) chicks. New Zealand Veterinary Journal 62: 250-257. doi:10.1080/00480169.2014.906332

GILBERTSON, M., MORRIS, R.D. & HUNTER, R.A. 1976. Abnormal chicks and PCB residue levels in eggs of colonial birds on the lower Great Lakes (1971-73). The Auk 93: 434-442.

HAYS, H. & RISEBROUGH, R. 1972. Pollutant concentrations in abnormal young terns from Long Island Sound. The Auk 89: 19-35.

RAIDAL, S.R., SHEARER, P.L., CANNELL, B.L. & NORMAN, R.J.B. 2006. Micromelia in Little Penguins (Eudyptula minor). Journal of Avian Medicine and Surgery 20: 258-262.

RYDER, J.P. & CHAMBERLAIN, D.J. 1972. Congenital foot abnormality in the Ring-billed Gull. Wilson Bulletin 84: 342-344.

SHERLEY, R.B., WALLER, L.J., STRAUSS, V., GELDENHUYS, D., UNDERHILL, L.G., PARSONS, N.J. 2014. Hand-rearing, release and survival of African penguin chicks abandoned before independence by moulting parents. PLoS One 9: 1-8. doi:10.1371/journal.pone.0110794

TPP (THE PENGUIN PROJECT). 2013. Spring/summer 2013 Penguin Project update. [Available online at: http://www.penguinstudies.org/wp-content/uploads/2014/09/2013_Spring_Update.pdf. Removed online by authors no longer available]

VANSTREELS, R.E.T., PARSONS, N.J., & PISTORIUS, P.A. 2018. A three-legged African Penguin Spheniscus demersusMarine Ornithology 46: 23-26.

VOISIN, J.F., MOUGIN, J.L., SEGONZAC, M. & ROPERT COUDERT, Y. 2002. Colour aberrations and physical deformities in the King Penguin Aptenodytes patagonicus at the Crozet Islands. Marine Ornithology 30: 1-4.

WOEHLER, E.J. & HOLZMANN K.L. 2020. Polymelia and polydactyly in a Silver Gull Chroicocephalus novaehollandiae. Marine Ornithology 48: 169-170.

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