Cryptically patterned frog on rainforest leaf litter, Atta Rainforest Lodge, Guyana, South America

Black curassow (Crax alector), Atta Rainforest Lodge, Guyana, South America

Canopy walkway at Atta Rainforest Lodge near Iwokrama, Guyana, South America

Canopy walkway at Atta Rainforest Lodge near Iwokrama, Guyana, South America

Adult hairy-headed leaf-cutter ants, Atta cephalotes, carrying leaves within the Pacaya Samiria Preserve, Peru.

Atta Cave near Attendorn, Sauerland, North Rhine-Westphalia, Germany, Europe

Leafcutter ants carrying pieces of leaves, Atta cephalotes, rainforest, Costa Rica

Leafcutter Ant (Atta cephalotes) carrying a piece of a leaf and smaller ants defending against Phorid flies, rainforest, Costa Rica, Central America

Leafcutter ants (Atta cephalotes) transport parts of leaves, Serere Eco Reserve, near Rurrenabaque, Beni District, Bolivia, South America

Leafcutter ant (Acromyrmex octospinosus), Nicaragua

Leafcutter ant (Atta cephalotes) transports part of a leaf, Serere Eco Reserve, near Rurrenabaque, Beni district, Bolivia, South America