A distinctive thatch mound of Camponotus rufipes.

Viçosa, Minas Gerais, Brazil
Myrmecologist Ricardo Solar illuminates a large Azteca carton nest on the campus of the Universidade Federal de Viçosa.

Viçosa, Minas Gerais, Brazil
Myrmelachista ruszkii nests in the hollowed-out center of twigs and branches.

Monte Verde, Minas Gerais, Brazil
Cutting open a hollow twig reveals a small nest of Pseudomyrmex simplex.

Monte Verde, Minas Gerais, Brazil
A distinctive thatch mound of Camponotus rufipes.

Viçosa, Minas Gerais, Brazil
Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
A disorderly pile of dirt marks the entrance of a small Meranoplus ant nest.

Diamond Creek, Victoria, Australia
Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae. Cape Tribulation, Queensland, Australia" href="javascript:openLB(1752443613,'',XLarge,'',526,768);">Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
Although the most famous weaver ants are in the genus Oecophylla, many weaving species also occur in Polyrhachis. Here, a Polyrhachis (Cyrtomyrma) robsoni worker sits atop a nest fashioned from a rolled leaf. The leaf is bound by silk spun from the ants' larvae.

Cape Tribulation, Queensland, Australia
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all images and text © Alex Wild 2001-2013