What better creature to feature for spooky season than a parasitic blood sucking worm with important ties to antiquated and horrifying medical practices? Although there are 680 described species of leech what we’re looking at today is the European medicinal leech (Hirudo medicinalis) which is the species most used in medical practices, as both the common and scientific name suggest.
Classification: Annelids
Life Cycle of an Earthworm (Safariology by Safari Ltd.)
4.3 (4 votes)
Earthworms! Everyone is familiar with them in some capacity, whether they represent those vermiform creatures that come out onto the sidewalk after a rain storm, to your favorite bait used for fishing, to your garden partners in the compost heap, to the snack you see the robin plucking from the ground!