To help elucidate the reproductive characteristics of the Atlantic snow crab Chionoecetes opilio, the functional anatomy of the male reproductive system and the female spermatheca was investigated ...

Reproduction is one of the most important and fundamental properties of living organisms by which every kind of living organism multiplies to form new individuals of its own kind. In this process, one ...

In all species semen carries sperm into the reproductive tract of the female to facilitate fertilizations. In some species the fertilization may take place externally. In external fertilization, the ...

This paper presents the first description of the anatomy and histology of the male reproductive system for this doryline ant. Anatomical descriptions of the eighth and ninth sterna are included. The ...