Please add more links and articles about Botswana's birds.
1 Red-backed Shrike (Lanius collurio)
Red-backed Shrike (Lanius collurio) Linnaeus, 1758 on its non-breeding grounds: comparative biometrics, moult data and criteria to determine age and sex
https://nje.org.na/index.php/nje/article/view/volume7-bryson/79
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