Giant Red Bug colony sitting in a row on Leaves - Macrocheiria grandis

The Giant Red Bug (Macrocheiria grandis) is a large red insect with distinctive black markings, primarily found in Southeast Asia and parts of South Asia. Males have longer bodies and antennae than females. They are phytophagous, meaning they feed on plant juices and seeds. The Giant Red Bug feeds on several economically important plants, including cotton. A colony of Giant Red bugs (Macrocheiria grandis) was observed sitting in a row on the coconut leaves and lime tree leaves and trunk in Tehatta, West Bengal, India, on March 1, 2025.