Black-tailed Leaftosser

Black-tailed Leaftosser

Sclerurus caudacutus

Silhouette: Sheatherius · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability <5% · Rare
at Yasuní National Park
22 Verified sightings at Yasuní National Park From 2019 to 2026
288 Verified sightings across all 7 parks From 2019 to 2026
July Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Black-tailed Leaftosser

The black-tailed leaftosser (Sclerurus caudacutus) is a species of bird in the subfamily Sclerurinae, the leaftossers and miners, of the ovenbird family Furnariidae. It is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela.

The black-tailed leaftosser's taxonomy is unsettled. The International Ornithological Committee (IOC) and BirdLife International's Handbook of the Birds of the World (HBW) assign it these six subspecies: S. c. caudacutus (Vieillot, 1816)

S. c. insignis Zimmer, J.T., 1934 S. c. brunneus Sclater, P.L., 1857 S. c. pallidus Zimmer, J.T., 1934 S. c. umbretta (Lichtenstein, M.H.C., 1823) S. c. caligineus Pinto, 1954 The Clements taxonomy does not recognize S. c. caligineus but includes S. c. olivascens, which the Cornell Lab of Ornithology's online Birds of the World states "probably represents clinal variation within brunneus".

The black-tailed and scaly-throated leaftossers (S. guatemalensis) are sister species. The black-tailed leaftosser is the darkest and dullest member of genus Sclerurus. It is 16 to 18 cm (6.3 to 7.1 in) long and weighs 34 to 42 g (1.2 to 1.5 oz). The... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Tambopata National Reserve 🇵🇪 Peru
<5%
2 Yasuní National Park 🇪🇨 Ecuador
<5%
3 Cuyabeno Wildlife Reserve 🇪🇨 Ecuador
<5%
4 Brownsberg Nature Park 🇸🇷 Suriname
Insufficient data
5 Cordillera Azul National Park 🇵🇪 Peru
Insufficient data
6 Madidi National Park 🇧🇴 Bolivia
Insufficient data
7 Chapada Diamantina National Park 🇧🇷 Brazil
Insufficient data

Quick answers

What are the chances of seeing a Black-tailed Leaftosser in Yasuní National Park?

Under 5% of wildlife watchers report a Black-tailed Leaftosser sighting in Yasuní National Park, based on 22 verified sightings from GBIF citizen-science data.

When is the best time to see Black-tailed Leaftosser in Yasuní National Park?

July has the highest sighting rate for Black-tailed Leaftosser in Yasuní National Park in our monthly data.

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