
Photo: Max Tibby (iNaturalist) · CC0
Boiga nigriceps
Size
Adults up to about 1.75m
The black-headed cat snake is a colubrid snake from South-East Asia. They are large snakes; adults may attain a total length of 1.75 m. It gets its name from the greenish to blackish coloration of the head, which neonates and juveniles do not show until adulthood. The body colour ranges greatly from brown, orange and red to black (Wikipedia, general species account).