A glowworm (or glow-worm) is the name for various groups of insect larvae and adult larviform females that glow at night. Some glowworms are in the firefly family.

A Glow-worm - American Children's Songs - The USA - Mama Lisa's World: Children's Songs and Rhymes from Around the World  - Intro Image

Notes

Written by Frank Dempster Sherman.

Thanks and Acknowledgements

Thanks to Monique Palomares for the illustration!

This poem can be found in "The Child's Companion" (1844) with the author given as S.W.P.