Giraffe Stag Beetle vs Spring Firefly

Side-by-side species comparison

Attribute Giraffe Stag Beetle Spring Firefly
Scientific Name Prosopocoilus giraffa Photinus ardens
Order Coleoptera Coleoptera
Family Lucanidae Lampyridae
Size 50-120 mm 5-8 mm
Habitat Forests Woodlands
Diet Wood Feeders Predators
Regions Asia North America
Conservation Least Concern Least Concern

Giraffe Stag Beetle

The largest stag beetle species in the world, with males reaching 120 mm including their enormous mandibles. Found in Southeast Asian rainforests.

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Did You Know?

Males of this largest stag beetle use their massive mandibles like jousting lances — they wrestle on tree trunks, trying to flip rivals off branches to win mating rights.

Spring Firefly

A small early-season firefly of the eastern United States with a distinctive fast double-pulse flash pattern. It has a dark body with a pinkish-red pronotum and is among the first fireflies to appear each year.

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Did You Know?

This species often begins flashing earlier in the evening than most other North American fireflies.