Heloise's Hummingbird

Heloise's Hummingbird

Selasphorus heloisa

Silhouette: Ferran Sayol · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered Endemic
Daily sighting probability <5% · Rare
at Reserva de la Biosfera Mariposa Monarca
8 Verified sightings at Reserva de la Biosfera Mariposa Monarca From 2019 to 2026
8 Verified sightings across 1 park From 2019 to 2026
May Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Heloise's Hummingbird

The bumblebee hummingbird (Selasphorus heloisa) is a species of hummingbird in tribe Mellisugini of subfamily Trochilinae, the "bee hummingbirds". It is endemic to Mexico, but has occurred as a vagrant in the United States.

The International Ornithological Committee (IOC), the North American Classification Committee of the American Ornithological Society, and the Clements taxonomy place the bumblebee hummingbird in genus Selasphorus. BirdLife International's Handbook of the Birds of the World (HBW) places it in genus Atthis. The three worldwide taxonomic systems assign two subspecies, the nominate S. h. heloisa/A. h. heliosa and S. h. margarethae/A. h. margarethae.

The bumblebee hummingbird is 5.9 to 7.5 cm (2.3 to 3.0 in) long and weighs 2 to 2.7 g (0.071 to 0.095 oz); it is one of the smallest hummingbirds. Both sexes of both subspecies have a short, straight, blackish bill and a small white spot behind the eye.

Males of the nominate subspecies have metallic bronze green to golden bronze upperparts. Their gorget is metallic magenta purple to bluish purple at its edges, and its longer hindward feathers flare out and back. The flanks... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Reserva de la Biosfera Mariposa Monarca 🇲🇽 Mexico
<5%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Heloise's Hummingbird in Reserva de la Biosfera Mariposa Monarca?

Under 5% of wildlife watchers report a Heloise's Hummingbird sighting in Reserva de la Biosfera Mariposa Monarca, based on 8 verified sightings from GBIF citizen-science data.

When is the best time to see Heloise's Hummingbird in Reserva de la Biosfera Mariposa Monarca?

May has the highest sighting rate for Heloise's Hummingbird in Reserva de la Biosfera Mariposa Monarca in our monthly data.

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