---
title: "Mulga Snake"
description: "Pseudechis australis — Reptiles. The king brown snake (Pseudechis australis) is a species of highly venomous snake of the family Elapidae, native to northern, western, and Central Australia."
canonical: https://animalchecklist.com/animal/mulga-snake
last_updated: 2026-09-20
---

# Mulga Snake

> Pseudechis australis — Reptiles. The king brown snake (Pseudechis australis) is a species of highly venomous snake of the family Elapidae, native to northern, western, and Central Australia.

- Scientific name: *Pseudechis australis*
- Category: `reptiles` (Reptiles)
- Habitats: `savanna` (Savanna), `desert` (Desert)
- iNaturalist observations: 925
- Wikidata: [Q536664](https://www.wikidata.org/wiki/Q536664)
- iNaturalist taxon: [35161](https://www.inaturalist.org/taxa/35161)

## Names

- en: Mulga Snake
- de: Mulgaschlange
- fr: Serpent de la Mulga

## Countries with the most observations

AU (873)

## Summary

The king brown snake (Pseudechis australis) is a species of highly venomous snake of the family Elapidae, native to northern, western, and Central Australia. The king brown snake is the largest terrestrial venomous snake in Australia. Despite its common name, it is a member of the genus Pseudechis (black snakes) and only distantly related to true brown snakes. Its alternative common name is the mulga snake, although it lives in many habitats apart from mulga. First described by English zoologist John Edward Gray in 1842, it is a robust snake up to 3.3 m (11 ft) long. It is variable in appearance, with individuals…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/King_brown_snake

## Photo

![Mulga Snake](https://animalchecklist.com/img/animals/mulga-snake/medium.jpg)

Photo: Max Tibby · CC0 · inaturalist — https://www.inaturalist.org/observations/248582159

## Machine access

`GET https://animalchecklist.com/api/v1/animals/mulga-snake?lang=en` — see [openapi.json](https://animalchecklist.com/openapi.json).