Oriental cuckoo
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- A Predation Attempt by an Oriental Cuckoo Cuculus Optatus on Asian Stubtail Urosphena Squameiceps Nestlings
- Phylloscrefs V1.14.Pdf
- First Record of a Cuculus Cuckoo on Midway Atoll and the Hawaiian Islands
- A Survey of the Birds of the Dabie Shan Range, Central China
- Birds of the Kampar Peninsula an Annotated Checklist
- 3 ) U.S.D.A Forest Service Intermountain Region
- Birds Aggregated in One Particular Area Or Spot
- Previously Unknown Behavior in Parasitic Cuckoo Females: Male-Like
- Cambodia March 6–21, 2020
- Significant Recent Ornithological Records from Manipur, North-East India, with an Annotated Checklist
- Wings Over Alaska Program Checklist
- Diversity of Bird Communities in Tea (Camellia Sinensis) Plantations in Fujian Province, South-Eastern China
- Brit. Birds 81: 355-377; Ibis 130: Supplement), the Ibritish Ornithologists' Union's Records Committee Put Forward Proposals (Based on Groundwork by the Late P
- Hepatic Lesser Cuckoo Cuculus Poliocephalus in South Africa, and the Field Identification of This Morph in the Afrotropics G
- Field Guides Birding Tours: Bhutan
- Cuculus Saturatus
- (Cuculus Saturatus) on Its Host Blyth's Leaf Warbler
- Version 8.0.6A - 12/11/2019 • 1116 Species • the ABA Checklist Is a Copyrighted Work Owned by American Birding Association, Inc