
1) Australian cuckoo 2) Cuckoo of India
Found on
https://www.crosswordclues.com/clue/koel
[AM] KOEL (950 AM) is US a radio station serving Waterloo, Cedar Falls and surrounding cities with a news/talk format. The station broadcasts on AM frequency 950 kHz and is under the ownership of Townsquare Media. Despite different owners and affiliations, KOEL and KWWL maintain a strong partnership. On August 30, 2013, a deal was announced...
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http://en.wikipedia.org/wiki/KOEL_(AM)

Eudynamys scolopaceus Eudynamys orientalis The true koels, Eudynamys, are a genus of cuckoos from Asia, Australia and the Pacific. They are large sexually dimorphic cuckoos which eat fruits and insects and have loud distinctive calls. They are brood parasites, laying their eggs in the nests of other species. In New Zealand the long-tailed koel is ...
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http://en.wikipedia.org/wiki/Koel

• (n.) Any one of several species of cuckoos of the genus Eudynamys, found in India, the East Indies, and Australia. They deposit their eggs in the nests of other birds.
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http://thinkexist.com/dictionary/meaning/koel/
Ko'el noun [ Native name in India.]
(Zoology) Any one of several species of cuckoos of the genus
Eudynamys , found in India, the East Indies, and Australia. They deposit their eggs in the nests of other birds.
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http://www.encyclo.co.uk/webster/K/17

any of several cuckoos of the genus Eudynamys, of India, the Malay Archipelago, and Australia.
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https://www.infoplease.com/dictionary/koel
No exact match found.