Aggression, erection, and masturbation in feral Pottoka ponies and implications for equine welfare.

Grillaert, K., (2022). Animals 12(4) MDPI AG, Basel, Switzerland. English language

Effects of aestivation duration on testosterone, haemolymph biochemical parameters and reproductive tract dimensions and weight of giant African land snail (Archachatina marginata) during dry season.

Abiona, J. A., Adeeyo, O. M., Abioja, M. O., Aina, C. K., Ayo-Ajasa, O. Y., Onagbesan, O. M., (2019). Journal of Agricultural Science and Environment 19(1), 17-28. Federal University of Agriculture, Abeokuta, Nigeria. English language

Anatomical particularities of male reproductive system of guinea pigs (Cavia porcellus).

Stan, F., (2015). Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Veterinary Medicine 72(2), 288-295. University of Agricultural Sciences and Veterinary Medicine, Cluj-Napoca, Romania. English language

Penile and preputial squamous cell carcinoma in the horse and proposal of a classification system.

Top, J. G. B. van den, Ensink, J. M., Barneveld, A., Weeren, P. R. van, (2011). Equine Veterinary Education 23(12), 636-648. Wiley-Blackwell, Oxford, UK. English language

Seasonal testicular changes and assessment of sexual maturity in feral male raccoons (Procyon lotor) in Hokkaido.

Okuyama, M., (2010). Japanese Journal of Veterinary Research 58(1), 74. Graduate School of Veterinary Medicine, Hokkaido University, Sapporo, Japan. English language

Penile and preputial tumours in the horse: literature review and proposal of a standardised approach.

Top, J. G. B. van den, Ensink, J. M., Gröne, A., Klein, W. R., Barneveld, A., Weeren, P. R. van, (2010). Equine Veterinary Journal 42(8), 746-757. Wiley-Blackwell, Oxford, UK. English language

Size and age at first copulation and spawning of the apple snail, Pomacea canaliculata (Gastropoda: Ampullariidae).

Estoy, G. F., Jr., Yusa, Y., Wada, T., Sakurai, H., Tsuchida, K., (2002). Applied Entomology and Zoology 37(1), 199-205. Japanese Society of Applied Entomology and Zoology, Tokyo, Japan. English language

Development of a penis from the vestigial penis in the female apple snail, Pomacea canaliculata.

Takeda, N., (2000). Biological Bulletin 199(3), 316-320. Marine Biological Laboratory, Woods Hole, USA. English language

The role of international transport of equine semen on disease transmission.

Metcalf, E. S., (2001). Animal Reproduction Science 68(3/4), 229-237. Elsevier Science B.V., Amsterdam, Netherlands. English language