Abstract:The ecological study (phenology and daytime budget) of ruddy shelduck Tadorna ferruginea (Anatidae) at Lake Oglat Eddaira (Ain Ben Khlil), Southwest of Algeria, was carried out for three consecutive years from August 2017 to July 2020. While ruddy shelduck has the status of a sedentary species, it was found all year round, persisting at low numbers in mid-summer months (July–August). The numbers of ruddy shelduck began to increase from the first decade of September with the arrival of the wintering and breedin… Show more
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