Alternative names: De Filippi's Petrel; Defilippe's Petrel
- Pterodroma defilippiana
Identification
- Grey crown
- Grey back
- Narrow black underwing margins
- All grey central tail rectrices
- Black eye patch
- Thick bill
Similar Species
It can be distinguished from the similar Cook's Petrel by Masatierra's distinctive gray half-collar, much heavier bill and white ear surround accenting a dark eye-patch. Also note stockier appearance and broader wings of Masatierra.
Distribution
Chile; breeds on Robinson Crusoe (formerly) and Juan Fernandez, San Ambrosio and San Felix Islands, forages in the Humboldt Current.
Taxonomy
Monotypic.
Habitat
Open seas and rocky shores.
Behaviour
Usually a pelagic species.
References
- Clements, James F. 2007. The Clements Checklist of Birds of the World. 6th ed., with updates to October 2007. Ithaca: Cornell University Press. ISBN 9780801445019
- Alvaro Jaramillo. 2003. Birds of Chile. Princeton Field Guides. ISBN 0-691-11740-3
Recommended Citation
- BirdForum Opus contributors. (2024) Masatierra Petrel. In: BirdForum, the forum for wild birds and birding. Retrieved 26 June 2024 from https://www.birdforum.net/opus/Masatierra_Petrel
Wikipedia; elibrary
External Links
GSearch checked for 2020 platform.1
