Uva B, Vallarino M, Isola G
Experientia. 1985 May 15;41(5):650-1. doi: 10.1007/BF02007703.
In the venomous viviparous snake Vipera aspis, plasma aldosterone concentration shows significant seasonal changes mainly related to temperature-dependent behavior. A difference is also present between newborns and adults. A correlation between sodium and potassium status and aldosterone plasma level in active and inactive life is suggested.