Photoperiod is considered to be one of the most effective environmental factor in controlling reproductive cycle and gonadal maturation some mammalian species, but very limited information are available on its effects biology guinea fowl. Therein, we investigated varying photoperiodic treatments morpho-biometry excurrent duct system helmeted fowl (Numida meleagris). A total twenty-one (21) appa...

Yolk retention and yolk sac infection is considered as an important cause of death in chicken as well as in guinea fowl, duck, turkey, quail and goose. The factors which slow down the rate of yolk absorption and may in turn, lead to yolk retention are discussed. Yolk sac infection of bacterial origin is most important among these factors. Other factors which may contribute include posthatch sta...

From meningitis in man, encephalitis in cattle and sheep, a myocardial infection in fowl, and a generalized infection in rabbits, different observers have isolated Gram-positive organisms which are closely related. Their cultural and serological properties are described. When injected intravenously into chickens, rabbits, or guinea pigs there is an unusual blood response, the monocytes being ma...

The world's most numerous bird, the domestic chicken, and their wild ancestor, the red junglefowl, have long been used as model species for animal behaviour research. Recently, this research has advanced our understanding of the social behaviour, personality, and cognition of fowl, and demonstrated their sophisticated behaviour and cognitive skills. Here, we overview some of this research, star...

One of the best and most affordable ways to remove harmful metals from water is by adsorption. This study investigated efficiency guinea fowl (Numida meleagris) eggshells as a low-cost adsorbent for cadmium (Cd) nickel (Ni) removal landfill leachate. In replicas, 100 mL wastewater was added each weighed dosages (1 g, 1.5 2 2.5 3.0 3.5 g) in flat-bottom flask agitated 60 minutes at pH 7.82 tempe...

The commercial exploitation of guinea fowl (Numidia meleagris) is a viable alternative for small rural properties in arid and semi-arid regions, as they are rustic birds capable withstanding the climatic adversities these regions. objective this study was to evaluate pupillary temperature, smaller diameter, larger diameter pupil area housed controlled environment, under two air temperatures: 26...

Infectious bronchitis (IB) is one of the most common highly infectious viral respiratory diseases poultry having wide geographical distribution. Yet, little known about infection in northwestern states Nigeria. In this study, a total 263 pooled cloacal and tracheal swab samples were collected from apparently healthy avian species (duck, dove, geese, guinea fowl, local chicken, ostrich, parrot, ...