Night crawlers, large mature specimens. Set of 10
Set of 10 large earthworms (lumbricus)
Preserved lumbricus segmented earthworms. Carefully straightened, each with a clitellum. 9"-12" in l...
Green Hydra are found in shallow water, where they attach themselves to plants, stones, twigs, or ot...
Both green and brown in one culture jar for comparative study.
A very large mammalian eye - great for the dissection.