Texas Horned Lizard

Fascinating facts about the Texas Horned Lizard

• When a predator strikes, the Texas horned lizard can squirt blood from the corners of its eyes up to 2 metres away. The blood tastes so foul — loaded with toxins stolen from the ants it eats — that coyotes and snakes drop their prey and flee. It's a gamble: bleeding costs energy, but it works often enough that predators have learned to avoid them entirely.
• A single Texas horned lizard can eat 400 ants in one sitting. Those ants aren't just food — they're a chemical arsenal. The lizard sequesters toxins from harvester ants into its own bloodstream, making itself poisonous without producing the poison itself. It's outsourcing its own defence by becoming what it eats.
• In 60 years, their population crashed by 80% across the American Southwest, not from habitat loss but from a single invasive ant. The Argentine ant arrived in the 1930s and out-competed native harvester ants. Without their preferred prey, Texas horned lizards starved in landscape that looked unchanged to human eyes. Conservation means restoring not the desert, but the ant.
• Its flat, flattened body and crown of horns make it invisible on open ground — until it moves. The lizard hunts at dawn and dusk, creeping so slowly that ants ignore it as a threat. Once it reaches a harvester ant colony's foraging trail, it extends its sticky tongue and methodically plucks ants one by one, sometimes staying at a single colony for hours.
• Female Texas horned lizards give birth to 4 to 8 live babies — unusual for lizards, most of which lay eggs. The babies are born fully independent in late summer, already equipped with the same toxin-sequestering system their mothers use. Within weeks, they must find their own harvester ant colonies or starve before winter arrives.

At a glance

About the Texas Horned Lizard

In the scorching deserts of Texas, a tiny, spiky sentinel patrols the sandy dunes, its mottled brown skin blending seamlessly into the arid landscape. The Texas Horned Lizard, with its fierce, granite-like visage and razor-sharp horns, moves with a deliberate, almost ancient slowness, as if savoring the warmth that seeps from the earth beneath its feet. As it forages for ants and beetles, its unblinking gaze seems to hold a deep wisdom, a testament to the remarkable resilience of this small, yet formidable, creature.

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