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Species

Indri

IN-dree
Also Known As Babakoto

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One of the largest living lemurs, inhabiting lowland and montane rainforest along the eastern coast of Madagascar and known for a loud, wailing territorial call audible for kilometres through the canopy.

Facts
Scientific Name
Indri indri 1
Conservation Status
Critically Endangered 1
IUCN Red List, assessed by King, Dolch, Randriahaingo, Randrianarimanana and Ravaloharimanitra in 2020 (dated assessed 7 May 2018, published 2020). Status has worsened over time: Endangered 2000-2008, Critically Endangered since 2014. Fewer than 10,000 individuals estimated, decreasing.
Disputed
Population Estimate
1000 1
Published estimates span an order of magnitude, from 1,000 to 10,000 individuals; the lower, more conservative bound is recorded here.
Cross-Tradition Connections

In Ecosystem

Sources
1. Indri (Wikipedia)
Wikimedia FoundationLead and Habitat sections
Quote, Lead and Habitat sections
one of the largest living lemurs, with a head-body length of about 64-72 cm (25-28.5 in)
View the Source
1. Indri (Wikipedia)
Wikimedia FoundationTaxoboxView the Source
1. Indri (Wikipedia)
Wikimedia FoundationEtymology section
Quote, Etymology section
Another Malagasy name for the animal is babakoto.
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1. Indri (Wikipedia)
Wikimedia FoundationLead section IPAView the Source
1. Indri (Wikipedia)
Wikimedia FoundationConservation status section
Quote, Conservation status section
The indri is a critically endangered species.
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1. Indri (Wikipedia)
Wikimedia FoundationPopulation section
Quote, Population section
1,000 - 10 000 individuals
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1. Indri (Wikipedia)
Wikimedia FoundationReferences, IUCN citation
Quote, References, IUCN citation
King, T.; Dolch, R.; Randriahaingo, H.N.T.; Randrianarimanana, L.; Ravaloharimanitra, M. (2020). Indri indri. IUCN Red List of Threatened Species. 2020 e.T10826A115565566.
View the Source
1. Indri (Wikipedia)
Wikimedia FoundationIn Ecosystem: Madagascar Rainforests, Habitat section
Quote, In Ecosystem: Madagascar Rainforests, Habitat section
lowland and montane forests along the eastern coast of Madagascar
View the Source
1. Indri (Wikipedia)
Wikimedia FoundationOpen Questions: Open Question: Indri PopulationView the Source
Open Questions (1 open question)
Open Question: Indri Population

Published population estimates for the indri range from 1,000 to 10,000 individuals, a full order of magnitude of uncertainty, reflecting how little of its fragmented eastern Madagascar rainforest range has been systematically surveyed.

What would resolve this A systematic acoustic or transect survey across the indri's remaining rainforest fragments, standardised so counts from different reserves can be summed without double counting.
Population EcologyIndri (Wikipedia)
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