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Australian spider builds prey-triggered silk catapult to catch one ant species

How 2 Israeli newsrooms covered this story — translated into English and compared side by side.

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First reported by Ynet · Jun 24, 2026

What happened

Researchers in northern Queensland found a Propostira spider that uses a prey-triggered silk catapult to catch only green tree ants. The trap launches ants up to 30 centimeters and appears to exploit the ants’ own aggression to reduce the spider’s risk.

  • 01The spider’s silk trap is triggered by prey, not by the spider.
  • 02It captures only the green tree ant, Oecophylla smaragdina.
  • 03The trap can launch ants 30 centimeters high in 40 milliseconds.
  • 04Researchers documented 35 captures, all of the same ant species.
  • 05Scientists say the system is among the highest-performance in the animal kingdom.

Summary translated & synthesized from the sources below by baba. Read each original for the full report.

Full coverage · 2 outlets

The same event, reported separately by each newsroom. Open a few to compare what each emphasizes — and what they leave out.

Kikar HaShabbatRight · HebrewJun 24, 2026
Australian spider builds prey-triggered silk catapult to catch one ant species
YnetCenter · HebrewJun 24, 2026
Tiny “Ballista” Spider Fires Ants Into Its Web

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