On a Puerto Rican coffee farm, researchers uncovered a surprising web of chaos among ants and a predator fly. Three ant species compete in shifting cycles of dominance, but when a fly targets the ...

Their work on a coffee farm in Puerto Rico shows that the interaction between the ants and the predator fly creates chaotic patterns—chaos in the classical sense, in that natural populations are ...

Their work on a coffee farm in Puerto Rico shows that the interaction between the ants and the predator fly creates chaotic patterns—chaos in the classical sense, in that natural populations are ...

1. The life-history patterns of the cladoceran Daphnia hyalina, widely distributed throughout northern temperate lakes, were observed to vary in the presence of different size-selective predators. 2.