Epervier shikra (Accipiter badius) / 2010-09-26 / Kéllé ferme d'autruches (Niger)
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| Shikra visibility 91 |
© Sheri Hanna |
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Juvénile. A noter: pas de trait sombre dans le lcentre de la gorge. Selon Stephen Walters, au Niger ce trait varie entre absent et aussi bien marqué que chez l'Autour unibande. Le trait serait plus sombre plus au sud, au Nigeria.
Juvenile. Note the basence of dark throat stripe. According to Stephen Walters, in Niger the throat stripe varies from absent to as clearly marked as in Lizzard Buzzard. Further south, in Nigeria, he found the stripe to be much more marked (darker).