Oriental Cuckoo
Cuculus optatus

– near passerine, slightly larger than Common Blackbird
– vagrant to most of the WP, Asian origin
– nocturnal migrant, local diurnal movements
– migrates singly


Oriental Cuckoo Cuculus optatus, F
BIF1946, 10/06/2016, Khovsgol, Mongolia, Mathias Putze

Oriental Cuckoo Cuculus optatus, F
BIF1947, 10/06/2016, Khovsgol, Mongolia, Mathias Putze

Oriental Cuckoo Cuculus optatus, F
BIF1948, 10/06/2016, Khovsgol, Mongolia, Mathias Putze

Oriental Cuckoo Cuculus optatus, F
BIF1949, 10/06/2016, Khovsgol, Mongolia, Mathias Putze

voice: supposed to be nonvocal during migration

note: due to contradictory statements in literature we did not age the birds

comparison species:
Common Cuckoo
Levant Sparrowhawk
Eurasian Sparrowhawk
Lesser Kestrel
Common Kestrel

#nearpasserine #vagrant #rarity

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