Journal de l'anatomie. mesure du museau au cloaque de l'Platypusis 87 cm. et 18 cm de largeur. Ecliidaa {Echidna aculeata). Comme dans l'Ornithorynque, trois grandes parties de la rate peut être
Nature's strangest SEX rituals, revealed - from echidnas with four-headed penises to banana slugs that can mate with themselves | Daily Mail Online
Australian researchers discover why only two of echidna's four penis heads become erect at one time | Australia news | The Guardian
Monotremata | Encyclopedia MDPI
Plasma progesterone secretion during gestation of the captive short-beaked echidna in: Reproduction Volume 162 Issue 4 (2021)
Solving the mystery of the four-headed echidna penis | Pursuit by The University of Melbourne
The four-headed penis of an Echidna. : r/natureismetal
EchidnaCSI: Engaging the public in research and conservation of the short-beaked echidna | PNAS
1) An echidna (image taken from... | Download Scientific Diagram
Cooperation, Conflict and Cryptic Female Choice (Chapter 8) - Mammalian Sexuality
Solving mystery of the four-headed echidna pe | EurekAlert!
File:Monotreme reproductive organs.png - Wikipedia
Echidna - an overview | ScienceDirect Topics
Echidna's Male Organ has Four Heads - YouTube
Reproductive system of a buck | PDF
Week 3 - monotreme reproduction Flashcards | Quizlet
Monotreme - Wikipedia
Echidna penises: Why they're so weird - Australian Geographic
CSIRO PUBLISHING | Reproduction, Fertility and Development
Meet the world's weirdest creature with a four-headed penis and spikes on its tongue - Irish Mirror Online
Echidnas' unusual mating habits revealed › News in Science (ABC Science)
The love language of echidnas – Animal News | Particle
Female reproductive tract of the platypus showing both uteri are well... | Download Scientific Diagram
