Wild Wonders of Europe / Hodalic / Olm (Proteus anguinus) swimming in cave, Divje Jezero, Idrija, Slovenia, Vulnerable species

Daniel Heuclin / Olm (Proteus anguinus) Dinaric Alps, southern Europe, captive

Wild Wonders of Europe / Hodalic / Olm (Proteus anguinus) on rock, Oliero cave, Valle del Brenta, commune di Valstagna, northern Italy, March 2005, Vulnerable species

Dietmar Nill / Olm {Proteus anguinus} Slovenia

Alex Hyde / Olm (Proteus anguinus) a blind cave salamander species. Captive, Slovenia.

Alex Hyde / Developing embryos of the Olm (Proteus anguinus) attached to the underside of a rock. Captive at Postojna Cave, Slovenia. April.

Alex Hyde / Olm (Proteus anguinus) close up of front limb, these only have three toes whilst the rear limbs have only two. Captive, Slovenia.

Alex Hyde / Developing embryos of the Olm (Proteus anguinus) attached to the underside of a rock. Captive at Postojna Cave, Slovenia. April.

Alex Hyde / Olm or Proteus (Proteus anguinus) a blind cave salamander. Captive, Slovenia.

Alex Hyde / Olm (Proteus anguinus) close up of front limb, these only have three toes whilst the rear limbs have only two. Captive, Slovenia.

Alex Hyde / Olm (Proteus anguinus) a blind cave salamander. Captive, Slovenia.

Alex Hyde / Olm (Proteus anguinus) a species of blind cave salamander. Captive, Slovenia.