A thought experiment can help visualize the challenge of achieving distinctive color patterns. Imagine gently adding a drop of blue and red dye to a cup of water. The drops will slowly disperse ...

Or animals might need additional tricks to transport the morphogens across tissues, or to make patterns sharp and crisp. Scientists also see dizzyingly complex instances where Turing patterns are ...

Scientists normally explain the spectacular diversity of animal patterns by pointing to genetics. But a study in Nature suggests that, at least for crocodile heads, different forces might be at play.

Nature follows mathematical rules and creates repeating patterns across completely different organisms and environments. These patterns appear so consistently that scientists can predict them, and ...

While you may not frequently visit humid environments, such as rainforests, the animal life in damp locations may look a bit ...

Add Yahoo as a preferred source to see more of our stories on Google. Color patterns seen in fish and other animals evolved to serve various purposes. Lagunatic Photo/iStock via Getty Images Plus A ...