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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Ventral view of a female with a wide genital opening (>5 mm) and observable release of ovarian fluid. The large round belly is also clearly visible. Picture obtained before manual collection of the eggs. Source: Beirao, J.