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. 2024 Sep 23;14(18):2748. doi: 10.3390/ani14182748

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© 2024 by the authors.

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/).

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(a) Caudal view of a male sugar glider. The cloacal orifice is opened to reveal the opening of the rectum (yellow arrow) and the tips of the bifurcated penis (red arrow) positioned in the roof and floor of the cloaca, respectively. The forked end of the penis is visible protruding through the hole in the floor of the cloaca (black arrows). Fresh specimen. (b) Right lateral view of the caudal part of a male sugar glider. Dissection reveals the terminal sections of the digestive and urogenital systems, with the right cloacal wall removed. 1, Rectum; 2, preputial sac; 3, penis inside the preputial sac; ◇ right bulbospongiosus muscle; ✕, right bulbourethral gland; ✱, paracloacal glands with one of its ducts indicated between the two arrowheads; r Ac, right acetabulum. Specimen fixed in 76° alcohol.