About Cacophis krefftii Günther, 1863
Cacophis krefftii can reach a total length of 34.5 cm (13.6 inches) when including the tail. Its dorsal body surface is dark gray, and it has a yellow collar across its nuchal (nape) region. Its ventral body surface is yellow, with small amounts of black coloring along the edges of each ventral scale. This species is found along the east coast of Australia, ranging from the Central Coast of New South Wales to South East Queensland. Its preferred natural habitat is forest. Cacophis krefftii reproduces by laying eggs, meaning it is oviparous.