Some cannibal pirate spiders trick their cousins into ‘walking the plank’
A Costa Rican arachnid uses a hunting strategy that exploits the way other spiders build webs
The spider Gelanor siquirres (shown) has a seemingly unique way of hunting other arachnids, tricking them into walking right into a trap.
G. Barrantes, L. Segura-Hernández and D. Solano-Brenes/Animal Behaviour 2023