Gyas Beetle vs Borneo Giant Firefly

Side-by-side species comparison

Attribute Gyas Beetle Borneo Giant Firefly
Scientific Name Dynastes gyas Lamprigera borneensis
Order Coleoptera Coleoptera
Family Dynastinae Lampyridae
Size 50-110 mm 25-60 mm (female), 12-18 mm (male)
Habitat Forests Forests
Diet Sap Feeders Predators
Regions Brazil Southeast Asia, Borneo
Conservation Not Evaluated Least Concern

Gyas Beetle

A large South American relative of the Hercules beetle with shorter, thicker horns. Body is dark brown to black.

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Did You Know?

Unlike the Hercules beetle, their elytra remain dark and do not change color with humidity.

Borneo Giant Firefly

A very large tropical firefly from Borneo with massive larviform females that glow brightly. Males are smaller and winged with well-developed eyes for locating glowing females on the forest floor.

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Did You Know?

The enormous larviform females are sometimes mistaken for caterpillars or worms by people encountering them on the forest floor.