Tag Archives: firefly

How a Firefly Glows

Today I found out how a firefly glows. The glow from a firefly comes from the lower part of their abdomen. This “lantern” portion has an evolutionary gift in the form of bioluminescence. The light produced by a small layer of cells called photocytes is reflected off several layers of reflective cells and emits a greenish-yellow glow. Specifically, inside the […]

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