Asian water monitor – Varanus salvator (Laurenti, 1768) of Sabah / Borneo. Varanus salvator is a large semi aquatic monitor lizard native to South and Southeast Asia where it frequents rivers wetlands mangroves and even urban waterways and is among…
Saltwater crocodile – Crocodylus porosus Schneider, 1801 of Borneo – around 80m ASL Crocodylus porosus Schneider 1801, the saltwater crocodile, is the largest living reptile, with exceptional males approaching seven metres and about 1200kg while most adults are smaller; it…
Sabah pit viper, Trimeresurus sabahi Regenass & Kramer, 1981 – of Sarawak / Borneo – around 900m ASL This specimen could be the same individual that I found near the location a few weeks ago. Several distinctive characteristics suggest that…
Calliophis intestinalis (thepassi?) (LAURENTI, 1768) of Sarawak/Borneo around 1050m ASL. Calliophis intestinalis is a highly venomous elapid from Southeast Asia (e.g., Malay Peninsula, Sumatra, Borneo, Java), mainly nocturnal and partly leaf-litter/ground-dwelling. When threatened it flips to expose its strongly banded…
Scaly-eared Diminutive Leaf-Litter Skink – Tytthoscincus leproauricularis Karin, Das & Bauer, 2016 of Sarawak / Borneo – around 1280m ASL Tytthoscincus leproauricularis Karin, Das & Bauer, 2016 (Scincidae) is a very small leaf litter skink, so far only documented from…
Asian vine snake – Ahaetulla prasina (Boie, 1827) from Sarawak/Borneo – around 900m ASL Ahaetulla prasina (Colubridae: Ahaetuliinae) is an arboreal, diurnal, opisthoglyphous vine snake that on Borneo is documented from Brunei, East Malaysia (Sabah, Sarawak), and Indonesian Kalimantan; its…
Sabah pit viper, Trimeresurus sabahi Regenass & Kramer, 1981 – of Sarawak / Borneo – around 1300m ASL Trimeresurus sabahi (Sabah pit viper) is a montane pit viper endemic to northern Borneo (Malaysia: Sabah, Sarawak), typically occurring in submontane to…
White-spotted cat snake, Boiga drapiezii (H. Boie in F. Boie, 1827) – of West-Sarawak/Borneo – around 1250m ASL Boiga drapiezii (white-spotted cat snake) is a slender, arboreal, rear-fanged colubrid distributed across maritime Southeast Asia, including Indonesia (Java, Sumatra, Borneo, Mentawai…
Sabah pit viper, Trimeresurus sabahi Regenass & Kramer, 1981 – of Sarawak / Borneo – around 900m ASL Trimeresurus sabahi (Sabah pit viper) is a montane pit viper endemic to northern Borneo (Malaysia: Sabah, Sarawak), typically occurring in submontane to…
Two-colored dwarf snake or bicoloured reed snake, Calamaria bicolor Duméril, Bibron & Duméril, 1854 of south Sarawak / Borneo – around 900m ASL Calamaria bicolor is a small fossorial snake in the family Colubridae and the subfamily Calamariinae. Adults are…