Common Adder (Vipera berus)
Di Marzio A. 2021. First report of leucistic Common Adder (Vipera berus, Linnaeus, 1758) (Squamata: Serpentes: Viperidae) in Kurzeme. Abstract. – University of Latvia: 79th Scientific conference, Zoology and Animal Ecology. Abstract Book. 28 January 2021, Nature House, University of Latvia, Riga, Latvia. P. 26.