Busse’s flat orientation cage vs. Emlen’s funnel – compatibility, differences and conclusions

Published Online: Mar 30, 2018

Page range: 3 - 21

DOI: https://doi.org/10.1515/ring-2017-0001

Keywords

orientation cages, directionality, nocturnal migrants, field tests, circular data, bird migration

© 2017 Przemysław Busse, published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.