Do you notice the thing below the female Red-crested Pochards / Kolbenente (Netta rufina) bill? It’s the tongue of the bird, hanging through the mandible. A condition known as oral or sublingual fistula. A sublingual …
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Leander Khil's not so orderly blog on noteworthy bird observations
Do you notice the thing below the female Red-crested Pochards / Kolbenente (Netta rufina) bill? It’s the tongue of the bird, hanging through the mandible. A condition known as oral or sublingual fistula. A sublingual …
Continue reading