• Thumbnail for Vipera berus bosniensis
    Vipera berus bosniensis, the Balkan cross adder or Bosnian viper, is a venomous subspecies of viper endemic to the Balkan Peninsula. It is only found...
    5 KB (245 words) - 19:56, 16 October 2023
  • Thumbnail for Adder
    Vipera berus, also known as the common European adder and the common European viper, is a species of venomous snake in the family Viperidae. The species...
    45 KB (4,421 words) - 16:05, 13 April 2024
  • adder Vipera berus bosniensis, Balkan cross adder Vipera berus sachalinensis, Sakhalin Island adder Vipera darevskii, Darevsky's viper Vipera dinniki, Dinnik's...
    8 KB (845 words) - 04:51, 7 March 2024
  • Thumbnail for Vipera aspis francisciredi
    of "Yugoslavia", but some of these may have been confused with V. berus bosniensis. Nevertheless, the European Molecular Biology Laboratory (EMBL) describes...
    7 KB (547 words) - 21:37, 26 October 2023