New Zealand Birds

DSC_6364 North Island brown kiwi (Apteryx mantelli) close up of last 5mm of top mandible showing 'pitting'. The pits are filled with a tissue containing nerve endings specialised for receiving pressure and vibration signals. Ponui Island.

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DSC_6364 North Island brown kiwi (Apteryx mantelli) close up of last 5mm of top mandible showing 'pitting'. The pits are filled with a tissue containing nerve endings specialised for receiving pressure and vibration signals. Ponui Island.

kiwi bill tip organ DSC 6364 North Island brown kiwi Apteryx mantelli close up mandible pitting pits specialised pressure vibration signals Ponui Island