Monitoring follicular dynamics to determine estrus type and timing of ovulation induction in captive brown bears (Ursus arctos)

por TORII, Yoshiko, MATSUMOTO, Naoya, SAKAMOTO, Hideyuki, NAGANO, Masashi, KATAGIRI, Seiji, YANAGAWA, Yojiro
Publicado 2020

Testicular regulation of seasonal change in apocrine glands in the back skin of the brown bear (Ursus arctos)

por TOMIYASU, Jumpei, KONDOH, Daisuke, YANAGAWA, Yojiro, SATO, Yoshikazu, SAKAMOTO, Hideyuki, MATSUMOTO, Naoya, SASAKI, Kazuyoshi, HANEDA, Shingo, MATSUI, Motozumi
Publicado 2018

The Effects of Frequent Electroejaculation on the Semen Characteristics of a Captive Siberian Tiger (Panthera tigris altaica)

por FUKUI, Daisuke, NAGANO, Masashi, NAKAMURA, Ryohei, BANDO, Gen, NAKATA, Shinichi, KOSUGE, Masao, SAKAMOTO, Hideyuki, MATSUI, Motozumi, YANAGAWA, Yojiro, TAKAHASHI, Yoshiyuki
Publicado 2013