Northern Death Adder

Scientific Name: Acanthophis praelongus

Category: reptile

Northern Death Adder

Brief Description

A dangerously venomous, stout-bodied ambush predator with a distinct triangular head and a thin, worm-like tail lure.

Characteristics

Stocky and thick-bodied with rough keeled scales, a very broad triangular head sharply distinct from its neck, and a short tapering tail ending in a spine-like lure. Coloration is highly variable, typically consisting of grey, brown, or reddish bands or blotches designed for cryptic camouflage in leaf litter.

Habitat

Found in tropical and subtropical woodlands, open forests, spinifex country, and rocky outcrops.

When to Find It

Active throughout the year in tropical Queensland, often more active at night during the warmer months and spring season.

Conservation Status

Least Concern

Ecological Role

Acts as an apex ambush predator, helping to regulate populations of small mammals, lizards, and frogs.

Easily Confused With

Common Death Adder (Acanthophis antarcticus) which is found further south; other elapids or vipers, distinguished by the unique combination of a broad triangular head and extremely stout body.

Observation Tips

Exercise extreme caution when walking through leaf litter, sandy soils, or rocky areas in northern Australia. Use a flashlight and wear sturdy boots at night.

Interesting Facts

Unlike most other elapid snakes which actively forage, death adders lie completely buried or hidden in leaf litter, using the tip of their tail as a worm-like lure to attract prey within striking distance.