Nature · 2
Railroad worm larvae are notable for emitting light of which color from photophores on their sides, a trait unique among insects?
Answer
Red
Railroad worm larvae (family Phengodidae) produce red light from photophores along their sides, making them the only known insects capable of emitting red bioluminescence.
💡 Did you know?
Railroad worms (beetle larvae) have glowing tail tips for defense—but also glow red from photophores on their sides, unique among insects.
Other options people guess
- Blue
- Purple
- White
Topics
- bioluminescence
- insects
- beetles
- nature
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