Twin-spotted Firefly vs Dinosaur Ant

Side-by-side species comparison

Attribute Twin-spotted Firefly Dinosaur Ant
Scientific Name Photinus tanytoxus Nothomyrmecia macrops
Order Coleoptera Hymenoptera
Family Lampyridae Formicidae
Size 6-9 mm 10-15 mm
Habitat Woodlands Woodlands
Diet Predators Omnivores
Regions North America Oceania
Conservation Least Concern Critically Endangered

Twin-spotted Firefly

A small North American firefly with a bright greenish-yellow flash and distinctive twin light organs visible on the last abdominal segments. Males produce a slow, pulsing glow while in flight.

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Did You Know?

This species produces lucibufagins, toxic steroids that make it unpalatable to predators like spiders and birds.

Dinosaur Ant

Considered the most primitive living ant, often called a living fossil. Discovered in 1931 and then lost for 46 years until rediscovered in 1977 in South Australia.

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Did You Know?

This ant was lost to science for 46 years after its discovery — rediscovered by pure luck when an entomologist pulled over to sleep at the roadside where they happened to live.