3. juuli 2022

Tarapunga-kajakas, Larus novaehollandiae scopulinus

Tarapunga-kajakas, Larus novaehollandiae scopulinus, Red-billed Gull, mackerel, Chroicocephalus
Tarapunga-kajakas on üks nendest liikidest, kes lähemal uurimisel on endeemse eraldiseisva liigi staatusest ilma jäänud. Terased linnuteadlased panid tähele, et Austraalias elutsev punanokk-kajakas on suhteliselt sama näoga ning nii saigi tarapungast selle kajakaliigi alamliik. Pildil olev isend ilmselgelt sellega rahul ei paista olevat, aga üles sai ta võetud Te Tai-o-Aorere ehk Tasmani lahe madalas rannikuvees, Uus-Meremaal.
Red-billed Gull is one of those species that has lost its endemic and separate species status when the scientists started looking more closely. They discovered that it is very similar to the Australian silver gull and just like that tarapunga became a subspecies of that bird. The gull on the photo does not look that it agrees with that injustice. Te Tai-o-Aorere / Tasman Bay, New Zealand.

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