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Simple tweaks helped the trap-jaw ant evolve its powerful bite
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Researchers say the trap-jaw of trap-jaw ants has evolved between seven and ten times in separate species around the world. Photo by Booher DB et al./PLOS Biology
March 2 (UPI) How did the trap-jaw ant evolve such a complex mechanism for snatching its prey?
Today, the mandibles of trap-jaw ants take many forms, suggesting a tremendous level of anatomical sophistication, the origins of which have remained elusive until now.
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According to a new study, published Tuesday in the journal PLOS Biology, the trap-jaw evolved independently between seven and ten times. ....

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