Thorny Devil
⚡ Key Facts & Quick Answers (AEO Summary)
- Taxonomic Class: Reptiles (Reptilia)
- Dietary Niche: Insectivore (Ants)
- Max Speed: 5 km/h (3 mph)
- Adult Weight: 70 - 90 grams
- Typical Lifespan: 12 - 20 years
- Primary Habitat: Sandy deserts, dry scrublands, spinifex grasslands
- Native Region: Western and Central Australia
- IUCN Red List: Least Concern
📊 Physical & Biological Metrics
🧬 Scientific Taxonomy & Biological Classification
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Reptilia |
| Order | Squamata |
| Family | Agamidae |
| Genus | Moloch |
| Species Binomial | Moloch horridus |
📖 1. Species Overview
The Thorny Devil is a small Australian lizard covered in hard, sharp spikes. They have evolved a unique method of drinking water through their skin using microscopic grooves that channel moisture to their mouths.
🦿 2. Physical Appearance, Anatomy & Adaptations
Small lizard covered in large conical spines. Yellow-brown or red-brown color that changes based on temperature. Features a prominent 'false head' lump on its neck.
🗺️ 3. Habitat, Geographic Distribution & Territorial Range
Walk with a slow, jerky rocking motion to mimic wind-blown leaves. They are diurnal and live in shallow sandy burrows.
🥩 4. Diet, Feeding Strategy & Hunting Tactics
Specialized myrmecophages (ant-eaters) that sit next to ant trails, catching up to 3,000 ants a day with their tongue.
🐣 5. Reproduction, Lifecycle & Social Hierarchy
Lay 3-10 eggs in deep burrows during spring. Hatchlings emerge after 3-4 months, fully independent.
🛡️ 6. Conservation Status, Population Threats & Protection
Least Concern. They face threats from vehicle strikes, wild dogs, and local habitat clearing.
💡 Fascinating Facts & Trivia
- Thorny devils can drink water simply by standing in a puddle; their skin channels the water up to their lips via capillary action.
- When threatened, they tuck their real head between their legs, presenting a spiky 'false head' on their neck to confuse predators.
❓ Frequently Asked Questions (FAQ)
Direct authoritative answers regarding the biology, feeding habits, and habitat of the Thorny Devil.
The Thorny Devil is scientifically classified as Moloch horridus. It belongs to the genus Moloch within the family Agamidae, class Reptilia, and phylum Chordata.
In the wild, Thorny Devils inhabit Sandy deserts, dry scrublands, spinifex grasslands. Their native geographic range primarily spans Western and Central Australia.
The Thorny Devil is classified as a Insectivore. It feeds primarily on specialized nutrients suited to its ecological niche in Sandy deserts, dry scrublands, spinifex grasslands.
A Thorny Devil can achieve top speeds of 5 km/h (3 mph) and weighs approximately 70 - 90 grams. Its expected natural lifespan is 12 - 20 years.
The Thorny Devil (Moloch horridus) is currently designated as Least Concern on the IUCN Red List of Threatened Species.
Cite this Article
FaunaWiki Zoological Database (2026). "Thorny Devil (Moloch horridus) Species Profile."
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