Terenura sicki
The Orange-bellied Antwren (Terenura sicki) is a diminutive and critically endangered passerine, a true gem of the Atlantic Forest understory. Measuring approximately 9.5-10.5 cm in length and weighing a mere 7-8 grams, it sports a distinctive pale grey head, dark olive-green upperparts, and its eponymous vibrant orange belly. White wing-bars, formed by pale tips on its greater and median coverts, stand out against its darker wings, serving as a key field mark for identification. Taxonomicall...
This specialized antwren inhabits the humid lowland evergreen forests of the Atlantic Forest biome, primarily found in the dense understory and mid-story vegetation, often associated with vine tangles and bamboo, typically below 100 meters elevation.
The diet of the Orange-bellied Antwren consists almost exclusively of small arthropods, primarily insects and spiders, which it gleans from foliage and bark within the forest understory and mid-story.
The Orange-bellied Antwren is an intensely private and often difficult-to-observe species, primarily encountered as an active member of mixed-species foraging flocks. It spends its days meticulously gleaning insects and spiders from the undersides of leaves, twigs, and bark, often favoring dense ...
The Orange-bellied Antwren is endemic to a severely restricted and highly fragmented range within the Atlantic Forest biome of northeastern Brazil. Its known distribution is limited to a few relict forest patches across central and eastern Alagoas and southern Pernambuco states. Historically, it ...
Critically Endangered
- The Orange-bellied Antwren was named after Helmut Sick, a renowned German-Brazilian ornithologist who first described the species in 1960. - For a period, after 1960, it was thought to be extinct until its rediscovery in 1986, earning it the moniker "Sick's Antwren. - It is one of Brazil's most...