
Elapidae
Dwarf Crowned Snake
Cacophis krefftii
A tiny crowned snake of eastern Australia with a narrow yellowish collar.
Weakly venomous
Identification and appearance
A tiny dark grey to black forest snake with a narrow yellowish collar behind the head. It is easily confused with other crowned snakes, so the whole animal and location matter.
Other names
Krefft’s Dwarf Snake, Southern Dwarf Crowned Snake
Typical length
AROD lists an average size of about 25 cm and a reported maximum of 37 cm.
Head appearance
narrow yellowish collar behind the head
Key identification features
- Dark grey to black forest snake
- Narrow yellowish neck collar
- Occurs in rainforest and moist eucalypt forest
Where it is found
From Gosford, New South Wales, to about Mackay, Queensland.
Diet
Feeds on small skinks.
Reproduction
Oviparous; AROD reports an average clutch size of 3.
Medical significance
The checked sources do not establish important human medical effects. Do not handle it or use this wording as a safety test; call 000 for any possible bite.
What to do if you encounter one
Keep your distance and leave the snake a clear route away. Do not handle it, chase it for a photograph or attempt to inspect its mouth. If it is inside a building, keep people and pets clear and contact a qualified local snake catcher.
Similar-looking snakes
White-crowned and golden-crowned snakes are cited comparisons; collar width and overall range are broad clues only.
Sources checked
- Australian Reptile Online Database — Dwarf Crowned Snake (2026-09-25)
- The Reptile Database — Cacophis krefftii (2026-09-25)
- ANZCOR — First Aid Management of Australian Snake Bite (2026-09-25)
Still not sure?
Compare this snake with more clues.
A profile is a guide, not a reason to approach or handle a snake.

