Soldier Syntermes are among the largest termites in South America. This individual is guarding a nest entrance.

Carrancas, Minas Gerais, Brazil
Unlike soldier ants that are usually larger than workers, soldier nasute termites are often smaller.

Carrancas, Minas Gerais, Brazil
A bewildering architectural variety exists among the many species of social wasps. This Brazilian Myschocyttarus paper wasp makes a long, rope-like nest.

Viçosa, Minas Gerais, Brazil
A bewildering architectural variety exists among the many species of social wasps. This Brazilian Myschocyttarus paper wasp makes a long, rope-like nest.

Viçosa, Minas Gerais, Brazil
Trigona stingless bees rob nectar from a bird of paradise flower. Note the holes the bees have chewed in the petals, allowing them to take nectar without gathering pollen.

Curitiba, Paraná, Brazil
Tetragonisca angustula stingless bees at the nest entrance. This species is one of the few bee species other than the common honey bee to be managed for commercial honey production.

Morretes, Paraná, Brazil
A stingless bee guard at the nest entrance (Tetragonisca angustula).

Morretes, Paraná, Brazil
Procryptocerus hylaeus, worker (left) and queen.

Monte Verde, Minas Gerais, Brazil
Acropyga goeldii worker & alate queen. Workers are nearly blind, but queens have eyes to help navigate during their brief flight to start a new colony.

Viçosa, Minas Gerais, Brazil
Procryptocerus hylaeus, worker (left) and queen.

Monte Verde, Minas Gerais, Brazil
Procryptocerus hylaeus, worker (left) and queen.

Monte Verde, Minas Gerais, Brazil
Procryptocerus hylaeus, worker (left) and queen.

Monte Verde, Minas Gerais, Brazil
See photo in original gallery.
all images and text © Alex Wild 2001-2013