Bird

Age‐related declines in ejaculate quality and sperm kinematics vary among strains of Japanese Quail (Coturnix japonica) Umar Farooq, Irek A. Malecki, Misbah Mahmood and Graeme B. Martin School of Agriculture and Environment, Faculty of Science, The University of Western Australia, Crawley, Perth, Australia; UWA Institute of Agriculture, The University of Western Australia, Crawley, Perth, Australia; [...]

Sperm macrocephaly syndrome in the ostrich Struthio camelus: morphological characteristics and implications for motility L. du Plessis, M. Bonato, C. Durandt, S. W. P. Cloete and J. T. Soley Electron Microscope Unit, Department of Anatomy and Physiology, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa; Department of Animal Sciences, [...]

Sperm structure and sperm motility of the African and Rockhopper penguins with special reference to multiple axonemes of the flagellum Patrick Siyambulela Mafundaa; Liana Maree; Antoinette Kotze; Gerhard van der Horst Department of Medical Bioscience, University of the Western Cape, Bellville, South Africa; Department of Research and Scientific Services, National Zoological Gardens of South Africa, [...]

Comparative evaluation of Nabi and Beltsville extenders for cryopreservation of rooster semen Nabi MM, Kohram H, Zhandi M, Mehrabani-Yeganeh H, Sharideh H, Zare-Shahaneh A, Esmaili V Department of Animal Science, Faculty College of Agriculture and Natural Resources, University of Tehran, Karaj, Iran; Department of Animal Science, Faculty College of Agriculture and Natural Resources, University of [...]

Sperm-egg penetration assay assessment of the contraceptive effects of glycerol and egg yolk in rooster sperm diluents Abouelezz FM, Castaño C, Toledano-Díaz A, Esteso MC, López-Sebastián A, Campo JL, Santiago-Moreno J Department of Animal Reproduction, INIA, Madrid, Spain; Department of Poultry Production, Faculty of Agriculture, Assiut University, Asyut, Egypt; Department of Animal Reproduction, INIA, Madrid, [...]

Characterisation of sperm cell motility rate of Southern African indigenous cockerel semen following analysis by sperm class analyser M.B Makhafola, D.O Umesiobi, M.L Mphaphathi, M.B Masenya, T.L Nedambale Agricultural Research Council, Animal Production Institute, Germplasm Conservation and Reproductive Biotechnologies, Private Bag X 2, Irene, 0062; Central University of Technology, Free State School of Agriculture and [...]

 The effect of temperature and pH on the motility and viability of ostrich sperm Bonato M, Cornwallis CK, Malecki IA, Rybnik-Trzaskowska PK, Cloete SW Department of Animal Sciences, University of Stellenbosch, Matieland, South Africa As the chemical environment of semen diluents can have a profound effect on sperm quality, we examined the effect of temperature [...]

Comparison of slow freezing and vitrification methods for Venda cockerel’s spermatozoa Masindi L. Mphaphathi, Dibungi Luseba, Ben Sutherland, Tshimangadzo L. Nedambale Agricultural Research Council, Animal Production Institute, Germplasm Conservation & Reproductive Biotechnologies, Irene, RSA; Tshwane University of Technology, Faculty of Science, Department of Animal Sciences, Pretoria, RSA; University of the Free State, Department of Animal, [...]

Influence of season on the freezability of free-range poultry semen Santiago-Moreno J, Castaño C, Toledano-Díaz A, Coloma MA, López-Sebastián A, Prieto MT, Campo JL. Dpto. Reproducción Animal, INIA, Madrid, Spain The purpose of the present study was to examine the seasonal variation in freezing damage in free-range rooster sperm. Over a period of 1 year, [...]