Kōrero: Bird migration

Silvereye

Silvereye

Studies of silvereyes by ornithologist Wolfgang Wiltschko and others have found that the birds appear to see magnetic fields as a faint colour gradient, indicating the local intensity and direction of the field.

Te whakamahi i tēnei tūemi

Department of Conservation
Reference: 10048713
Photograph by Peter Reese

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Te tuhi tohutoro mō tēnei whārangi:

Christina Troup, 'Bird migration - Navigation and the magnetic field', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/photograph/7244/silvereye (accessed 16 August 2022)

He kōrero nā Christina Troup, i tāngia i te 12 Jun 2006, reviewed & revised 17 Feb 2015