Species constantly engage in strong interactions with other species - parasites, predators, prey, and mutualists. As a result, their traits may coevolve and diversify in geographic mosaics.

This variation led to a pattern called mosaic brain evolution, where some parts of the brain expand while others remain ...

The team states that the mix of primitive and advanced features in this ancient bird is an example of “mosaic evolution.” This evolution describes how different parts of an organism evolve at ...