What are the chances of seeing a White-bellied Emerald in Calakmul Biosphere Reserve?
Possible
About 30% of wildlife watchers report a White-bellied Emerald sighting in Calakmul Biosphere Reserve on a given day, based on 280 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 33rd most-seen of the 271 birds we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.
When is the best time to see a White-bellied Emerald in Calakmul Biosphere Reserve?
January–February, April, July and November
In those months about 40% of wildlife watchers report a White-bellied Emerald in Calakmul Biosphere Reserve on a given day, against about 10% in August and September, the lowest months. Those are among Calakmul Biosphere Reserve's driest months, with about 35 mm of rain a month against 130 mm in June.
What time of day is best to see a White-bellied Emerald?
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most White-bellied Emerald sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Calakmul Biosphere Reserve the best place to see a White-bellied Emerald?
4th of 13
Of the 13 parks where we can rate White-bellied Emerald sightings, Calakmul Biosphere Reserve ranks 4th at about 30%. The best odds are in Sian Ka'an Biosphere Reserve (Mexico, about 40%), Cusuco National Park (Honduras, about 40%) and Cerro Azul Meámbar National Park (Honduras, about 30%). All parks ranked.
Which relatives of the White-bellied Emerald live in Calakmul Biosphere Reserve?
Same family: Trochilidae
The closest relatives of the White-bellied Emerald that you can see in Calakmul Biosphere Reserve (family Trochilidae, Hummingbirds) are Wedge-tailed Sabrewing (about 40%), Buff-bellied Hummingbird (about 10%) and Rufous-tailed Hummingbird (about 10%), with each one's daily chance of a sighting.
Where does the White-bellied Emerald sighting chance come from?
GBIF citizen-science records
It is estimated from how often the White-bellied Emerald is recorded against all the birds logged in Calakmul Biosphere Reserve (280 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.