Fish Genitalia Differences Linked to Predation (IMAGE)

North Carolina State University

Fish Genitalia Differences Linked to Predation

Caption

A closeup of the tip of the fish gonopodium, or sperm-transferring organ. In the presence of predators, Gambusia hubbsi males have evolved bonier and more elongated gonopodium tips to ostensibly facilitate sperm transfer.

Credit

Dr. Brian Langerhans, NC State University

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