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Ptyas carinata (keeled rat snake)

LW Teo
on 16th October 2021

Ptyas carinata (formerly known as Zaocys carinata), the keeled rat snake, is a colubrid. Read this account to find out more about colubrid snakes. This non-venomous, diurnal snake is terrestrial in habits and feed on rats and other small vertebrates that it has opportunity to find. Usually chanced upon in secondary forests and agricultural lands. It can grow up to 4m and is characterized by different coloration and pattern in front and distal parts of the body. The snake is secretive and little is known about it.  This snake is found in Cambodia, Vietnam, Thailand, Myanmar, Malaysia, Singapore and the Philippines.

The keeled body shape can be observed.

Video courtesy of Francis Seow-Choen. Snake was spotted in Singapore.

References:

  1. Biodiversity of Singapore: An encyclopedia of the Natural Environment and Sustainable Development © 2011 Edited by: Peter KL Ng, Richard T. Corlett and Hugh T. W. Tan
  2. A guide to the Amphibians and Reptiles of Singapore by Kelvin KP Lim and Francis LK Lim ©1992 

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Any views and opinions expressed in the articles are solely those of the authors/contributors, and are not endorsed by the Lee Kong Chian Natural History Museum (LKCNHM, NUS) or its affiliated institutions. Readers are encouraged to use their discretion before making any decisions or judgements based on the information presented.

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