March 10 (UPI) --Turtle ant soldiers have evolved a unique defensive strategy. These gate guards use their comically large heads to block entrances to their nests. Some ants have round heads, like a ...

East of the northern Ucayali River in Peru is a geologically subsiding basin crossed by winding rivers and extensive wetlands. Much of this topographically flat region is flooded for several months ...

Turtle ant soldiers look like real-life creatures straight out of a Japanese anime film. These tree-dwelling insects scuttle to and fro sporting shiny, adorably oversized heads, which they use to ...

Using a species-level comparative analysis, researchers found that in turtle ants, which use their heads to defend nest entrances, the evolution of head shape and size is reversible, repeatable, and ...

You've probably heard about poop pills, the latest way for humans to get benevolent bacteria into their guts. But it seems that a group of ants may have been the original poop pill pioneers — 46 ...

Turtle ants (genus Cephalotes), which use their “elaborately armored heads as living barricades” to defend the entrances to large nests, have experienced repeated changes and reversions to their head ...

Turtle ant soldiers look like real-life creatures straight out of a Japanese anime film. These tree-dwelling insects scuttle to and fro sporting shiny, adorably oversized heads, which they use to ...

Turtle ant soldiers look like real-life creatures straight out of a Japanese anime film. These tree-dwelling insects scuttle to and fro sporting shiny, adorably oversized heads, which they use to ...

Turtle ant soldiers and their oddly-shaped heads suggest that evolution is not always a one-way street toward increasing specialization. Turtle ant soldiers look like real-life creatures straight out ...