Search results for "Pheasant"
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The evolution of sperm morphometry in pheasants
2007
7 pages; International audience; Post-copulatory sexual selection is thought to be a potent evolutionary force driving the diversification of sperm shape and function across species. In birds, insemination and fertilization are separated in time and sperm storage increases the duration of sperm-female interaction and hence the opportunity for sperm competition and cryptic female choice. We performed a comparative study of 24 pheasant species (Phasianidae, Galliformes) to establish the relative importance of sperm competition and the duration of sperm storage for the evolution of sperm morphometry (i.e. size of different sperm traits). We found that sperm size traits were negatively associat…
Carcass Characteristics, Meat Quality and Nutritional Profile of Pheasant, Quail and Guinea Fowl
2019
Over the last decade, there has been a growing interest in meat from non-conventional animal species, which have a deep-rooted tradition of consumption in some countries. Nowadays modern society have a purchase behaviour based on food safety, nutritional composition, taste/flavour, health aspects of foods and price. The consumption of traditional meat at this time is stagnating and consumers are looking for other alternative types of meats. In this context, this chapter tackles three alternative poultry breeds pheasant (Phasianus colchicus), quail (Coturnix coturnix japonica) and Guinea fowl (Numida meleagris), which have a great potential and demand in markets of western countries. Despite…