BiologyWise
Biology Wise: Common Earthworm Classification and Characteristics
The taxonomic classification of the earthworm is described and its anatomical characteristics.
University of Nebraska
Unl: Reproductive Systems of Nematodes
This article from the University of Nebraska-Lincoln provides general information on the structure and diversity of the male and female reproductive systems of nematodes.
BiologyWise
Biology Wise: Difference Between Monoecious and Dioecious Organisms
Monoecious refers to organisms having both male and female characteristics in a single individual, i.e., a hermaphrodite, while dioecious organisms have separated genders. The two terms are compared for their similarities an differences...