Harpegnathos venator

This is one of the most engaging ants you can keep. Built like a sprinter, it hunts actively during the day, jumping at prey rather than trailing for food, so feeding becomes a show in itself. The genus comes from Borneo in Southeast Asia, so it stays warm and active all year with no dormant period to manage. Accepting more than one queen keeps the nest stable as it grows. Rated Intermediate: it is easy to feed, but the painful sting and jumping habit mean you manage the setup, not the ants.

An active predator that hunts by sight, jumping onto live prey and stinging it before carrying it back to the larvae. The workers take sugar water or nectar for their own energy, while the brood is fed on a steady stream of fresh insects.

★★★ readily · ★★ moderately · ★ occasionally · ✗ not eaten

Start this Bornean jumper in a small acrylic or aerated nest that holds damp air, with a roomy arena alongside, then upgrade as worker numbers climb. Keep humidity stable near the brood, as this tropical hunter relies on it. Because it jumps, the arena must be tall and lidded, with a dependable barrier of fluon (PTFE), oil, or talc and water along the rim. ANTonTOP formicaria and starter kits are sized for this genus, pairing a moist nest chamber with a covered hunting arena and barrier ready to go.

Match the Bornean tropics: nest at 24-27 °C and arena at 25-29 °C, with humidity at 70-85% in the nest and 60-75% in the arena. Heat from one side only so the colony can move along a warm-to-cool gradient. There is no hibernation; keep feeding and warmth steady through every season.

A lively grower for a tropical predator, the colony builds steadily toward around 400 workers as the hunting force expands. Kept warm and well fed, it keeps a brisk pace for a ponerine. You receive a queen with workers and brood, ready for a humid nest paired with a tall hunting arena.

• Harpegnathos jumping ants are among the very few ants that can leap, using their legs to spring onto prey or escape danger rather than relying on scent trails.
• The genus hunts by sight with large, forward-facing eyes, an unusual setup that makes feeding a visibly active hunt.
• In Harpegnathos colonies, workers can become reproductive ‘gamergates’ and take over laying if the queen is lost, a trait that has drawn heavy scientific interest across the genus.
• The long trap-like jaws snap shut to grip fast prey, backed by a sting strong enough to bring it down.

Is Harpegnathos venator good for beginners?

It is rated Intermediate; feeding is simple, but the painful sting and jumping habit make it better once you are comfortable with arena setup.

Does it need hibernation?

No. It is tropical and stays active year-round, so keep feeding through winter and do not lower the temperature.

Can it sting?

Yes, the sting is painful, and the ant can jump, so avoid open handling.

How big does the colony get?

Up to 400 workers.

How large is the queen?

14-17 mm, with workers at 13-16 mm.

How fast does it grow?

A steady, lively pace for a tropical predator, kept warm and well fed.

What does it eat?

Mainly live insects like crickets and flies, plus sugar water, nectar or jelly.

Will it arrive alive?

You receive a queen with workers and brood plus a heat or cool pack, shipped within 24 h with tracking for a safe live arrival.

Escape prevention. Coat the inner rim of every open arena with fluon (PTFE), or use talc-and-water or an oil barrier as a backup, and keep a tight, fine-mesh lid on top. Check the barrier regularly, since dust, condensation and feeding debris break a fluon line over time. Keep tubing connectors tight and seal any gaps in the nest.

Keeping reminders. Always offer fresh water and never let the nest dry out completely. Give carbohydrates continuously and protein a few times a week, and remove uneaten insect prey within 24 hours before it moulds. Keep the formicarium out of direct sunlight and away from constant vibration, which stresses a young colony. A water-filled test tube plugged with cotton makes an ideal spare incubator whenever you need one.

Before you buy – do not rehouse too early. Have a test-tube setup or a small formicarium with an outworld and a working barrier ready before your colony arrives. A founding colony grows slowly at first, which is normal. Moving a small colony into a large nest too soon invites mould, mites and stress, and the workers die off one by one. Keep the colony in its open test tube on the arena, plug the nest entrance with cotton, and open up the next chambers only once the colony fills roughly 10-15% of the space.

What we ship. Every colony ships with a live-arrival guarantee, backed by our 24h unboxing-video guarantee: if the queen does not arrive alive, we reship free. Parcels travel with DHL, InPost (PL) or EMS, with a heat or cold pack to suit the season, packed discreetly and securely. We ship across the EU and worldwide, with free shipping over the Europe threshold.