EXTERNAL CHARACTERIZATION OF FOUR INDIGENOUS HELMETED GUINEA FOWL VARIETIES (Numida meleagris galeata Pallas 1882) IN NIGERIA . Nigerian Journal of Animal Production [Internet]. 2021 Jan. 5 [cited 2026 Nov. 14];16:47-54. Available from: https://njap.org.ng/index.php/njap/article/view/1916