A sleek, semi-aquatic lizard of the Indian subcontinent, found in northern India, Nepal, Bangladesh, and parts of Pakistan. Smaller than the better-known water monitor, it has a slender body, long tapering tail, and bright yellow to golden-brown coloration marked with fine spots or reticulations. This warm, earthy palette helps it disappear against muddy riverbanks, reed beds, and sunlit grasslands. The head is narrow, the limbs strong and agile, and the tail acts like a flexible rudder — perfect for a creature that splits its time between land and water.

Yellow monitors are most at home in marshes, wetlands, irrigation canals, rice fields, and slow-moving river edges. They are excellent swimmers and are often seen basking on embankments or crawling among reeds and pond margins, slipping quietly into the water when disturbed. Their diet is varied and opportunistic: crabs, snails, insects, frogs, fish, eggs, and carrion all feature, and they use their long, flicking tongues to sample scents in the air. Their hunting style is a blend of stealth and curiosity — they poke into crevices, dig in mud, and patrol shallow water, taking advantage of rich wetland food webs.

Breeding season usually begins with the warmer months. Females dig shallow burrows or use termite mounds to lay eggs, which incubate for several months before hatching. Like many monitors, adults are generally solitary and highly alert. When threatened, they may flatten their bodies, hiss, or flee into water, using their power and speed to vanish with surprising grace. Although not large enough to be truly intimidating to humans, they command respect through agility and sharp awareness.

Distribution

Country

Population est.

Status

Year

Comments

Bangladesh

2019

Bhutan

2019

India

2019

Nepal

2019

Pakistan

2019