What are the chances of seeing a Greater Coucal in Periyar National Park?
Likely
About 40% of wildlife watchers report a Greater Coucal sighting in Periyar National Park on a given day, based on 1,305 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 22nd most-seen of the 227 birds we can rate there. Over three days the chance rises to about 80%, and over a week to over 90%, if each day is a fresh chance.
When is the best time to see a Greater Coucal in Periyar National Park?
May and July
In those months about 60% of wildlife watchers report a Greater Coucal in Periyar National Park on a given day, against about 30% in March–April and December, the lowest months. Those are among Periyar National Park's wettest months, with about 340 mm of rain a month against 15 mm in February.
What time of day is best to see a Greater Coucal?
Between 3 and 6 am
Across all the parks we cover, that three-hour window holds the most Greater Coucal sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Is Periyar National Park the best place to see a Greater Coucal?
13th of 42
Of the 42 parks where we can rate Greater Coucal sightings, Periyar National Park ranks 13th at about 40%. The best odds are in Keoladeo National Park (India, about 70%), Cat Tien National Park (Vietnam, about 60%) and Kanha National Park (India, about 60%). All parks ranked.
Where does the Greater Coucal sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Greater Coucal is recorded against all the birds logged in Periyar National Park (1,305 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.