Nature Production / Sendai salamander (Hynobius nigrescens) in egg, about to hatch, Tochigi, Japan

Nature Production / Oita Salamander {Hynobius dunni} male, Oita, Japan

Nature Production / Clouded Salamander {Hynobius nebulosus} releasing sperm and holding eggs, Shimane, Japan

Nick Upton / Arisan's salamander {Hynobius arisanensis} high altitude, Taiwan, endemic

Emanuele Biggi / Oita salamander (Hynobius dunni) egg mass with developing embryos attached to stick. Captive.

Emanuele Biggi / Oita salamander (Hynobius dunni) embryo developing inside egg. Captive.