Spiny Leaf Insect

Overview

A large leaf-like stick insect with thorny projections, resembling a dead leaf when resting. Its scientific name is Extatosoma tiaratum. Native to Australia, it is a popular invertebrate pet valued for its distinctive form and behavior.

History & Origin

As insects, these species represent the most diverse animal group on Earth. Their keeping ranges from simple observation to dedicated breeding of spectacular forms. In the wild it is found across Australia.

Appearance & Size

Spiny Leaf Insect is a stick insect whose adult size typically reaches about 8–15 cm. Its body form is characteristic of Stick Insects, making it easy to recognize among its relatives.

Temperament

It is generally docile and calm, making it an excellent observation animal with minimal handling needed.

Care & Husbandry

Stick insects live in a tall, well-ventilated enclosure with branches to climb and fresh leaves of their host plant (often bramble or privet). They are calm, easy to keep, and ideal for beginners to invertebrate keeping.

Health & Lifespan

With proper husbandry, Spiny Leaf Insect typically lives 1–2 years in captivity. Provide species-appropriate environment, diet and hygiene, and watch for common issues such as molting problems, parasites and poor water or humidity.

Popularity & Recognition

Stick insects are a gateway pet invertebrate—docile, low-cost and fascinating to watch as they mimic twigs and leaves.