Small Milkweed Bug vs Sri Lankan Firefly

Side-by-side species comparison

Attribute Small Milkweed Bug Sri Lankan Firefly
Scientific Name Lygaeus kalmii Luciola singalesa
Order Hemiptera Coleoptera
Family Lygaeidae Lampyridae
Size 10-12 mm 7-10 mm
Habitat Grasslands Forests
Diet Predators Predators
Regions North America South Asia
Conservation Least Concern Data Deficient

Small Milkweed Bug

A boldly patterned red-and-black seed bug that feeds on milkweed seeds and sequesters toxic cardiac glycosides. Its warning coloration advertises its chemical defense to predators.

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Did You Know?

It stores milkweed toxins in its body, making it taste terrible to birds and other predators that try to eat it.

Sri Lankan Firefly

A tropical firefly endemic to Sri Lanka found in lowland forests. It produces a bright yellow-green flash in the humid evening air.

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Did You Know?

Sri Lankan fireflies are threatened by light pollution from rapid coastal development, which disrupts their mating communication.