Ontology highlight
ABSTRACT:
SUBMITTER: Biro D
PROVIDER: S-EPMC1863466 | biostudies-literature | 2007 May
REPOSITORIES: biostudies-literature
Proceedings of the National Academy of Sciences of the United States of America 20070423 18
How do birds orient over familiar terrain? In the best studied avian species, the homing pigeon (Columba livia), two apparently independent primary mechanisms are currently debated: either memorized visual landmarks provide homeward guidance directly, or birds rely on a compass to home from familiar locations. Using miniature Global Positioning System tracking technology and clock-shift procedures, we set sun-compass and landmark information in conflict, showing that experienced birds can accura ...[more]