The little caterpillars are only a few centimetres long. But common green vine snakes (Ahaetulla nasuta), found all over southeast Asia, can grow up to a metre and a half and are mildly venomous.
Davie, Peter S. and Franklin, Craig E. 1992. Myocardial oxygen consumption and mechanical efficiency of a perfused dogfish heart preparation. Journal of Comparative Physiology B, Vol. 162, Issue. 3, p ...