Matteo - documentation of snakes:
Natrix tessellata #4, female - portrait (melanotic)
Matteo - documentation of snakes:
Natrix tessellata #4, melanotic female in alpine habitat
Matteo - documentation of snakes:
Natrix tessellata #4, female - pattern 3/4 (melanotic)
Matteo - documentation of snakes:
Vipera aspis atra #8, female - portrait (with tongue)
Matteo - documentation of snakes:
Vipera aspis atra #8, female - pattern (melanotic)
Matteo - documentation of snakes:
Hierophis viridiflavus #2 - pattern of melanistic specimen
Matteo - documentation of snakes:
Vipera aspis atra # 16, melanic male in its alpine habitat
Matteo - documentation of snakes:
Natrix tessellata #4, female - pattern (melanotic)
Matteo - documentation of snakes:
Vipera aspis atra #16, male - pattern (melanic)
Matteo - documentation of snakes:
Vipera aspis atra #17, female - portrait (melanotic)
Matteo - documentation of snakes:
Vipera aspis atra #17, female - pattern (melanotic)
Matteo - documentation of snakes:
Vipera aspis atra #17, female - pattern 3/4 (melanotic)
Matteo - documentation of snakes:
Vipera aspis hugyi #2, melanic female - portrait
Matteo - documentation of snakes:
Vipera aspis hugyi #2, melanic female in its habitat
Matteo - documentation of snakes:
Vipera aspis hugyi #2, female - pattern (melanic)
Matteo - documentation of snakes:
Vipera aspis hugyi #2, female - head close up (melanic)
Matteo - documentation of snakes:
Hierophis viridiflavus #6 - portrait