... - 206 . Wiltschko   W. , Wiltschko   R. ( 1995 ). Migratory orientation of European robins is affected by the wavelength of light as well as by a magnetic pulse . J. Comp. Physiol. A   177 , 363 - 369 . Wiltschko   W. , Wiltschko   R. ( 1999 ). The effect of yellow and blue...

... with respect to the natural ones. Our analysis, however,identified the behaviour under dim red light as a `fixed direction' response,a possibility that Muheim et al. ( Muheim et al., 2002 ) did not consider. migratory orientation magnetic compass `fixed direction' response magnetoreception iron-based...

... a much simpler and more invariant cue hierarchy than suggested by previous reviews (cf. Able, 1993 ; Wiltschko et al., 1997 ). © The Company of Biologists Limited 2006 2006 migratory orientation compass calibration cue conflict magnetic compass celestial compass Migrating birds...

... were oriented in their migratory orientation after both types of pre-exposure. These findings suggest that the newly gained ability to orient under red light might be based on learning to interpret a novel pattern of activation of the magnetoreceptors and hence may represent a parallel...

.... 202 , 891 -908. Edmonds, D. T. ( 1996 ). A sensitive optically detected magnetic compass for animals. Proc. R. Soc. Lond. B 263 , 295 -298. Emlen, S. T. and Emlen, J. T. ( 1966 ). A technique for recording migratory orientation of captive birds. Auk 83 , 361 -367. Leask, M. J. M...

... effect, whereas the ANTI treatment should cause remagnetization of the magnetite particles involved in a receptor and could produce a maximum change in that receptor's output for some receptor configurations. Migratory orientation was used as a criterion to assess the effect on the receptor. Before...

...-pair mechanism photopigment migratory orientation European robin Erithacus rubecula . A current hypothesis of avian magnetoreception proposes that magnetic compass information is mediated by a radical-pair mechanism. This model, first suggested by Schulten et al. ( Schulten et al., 1978...

..., Australia 08 09 1998 10 11 1998 Copyright © 1998 The Company of Biologists Ltd. 1998 magnetite pulse magnetization bird migration migratory orientation magnetic compass navigational ‘map’ Zosterops l. lateralis silvereye With the demonstration of magnetic...

... that oriented them away from the centre of rotation. * Author for correspondence (e-mail: wiltschko@zoology.uni.frankfurt.d400.de ). 13 05 1997 ©The Company of Biologists Limited 1997 bird migration migratory orientation celestial rotation magnetic field ontogeny garden warbler...

... orientation system enables the birds to respond to spatial and temporal variability in the quality and availability of orientation information. ©The Company of Biologists Limited 1996 migratory orientation development Savannah sparrow Passerculus sandwichensis Among North American...