Why does a Caribbean angelfish sometimes resemble its Indo-Pacific cousin, even though they have never lived in the same ocean? Why do coral reefs harbor such a wide range of stripes, spots and ...

A team of researchers has discovered new insights into the evolution of color patterns in frogs and toads -- collectively known as anurans. Animal color patterns can help them camouflage with their ...

How do cells know what they should become as the body develops? Biological development depends crucially on spatial patterns: the lines that eventually give rise to segments, organs, or markings like ...

Tempo, mode, the progenote, and the universal root / W. Ford Doolittle and James R. Brown -- Phylogeny from function : the origin of tRNA is in replication, not translation / Nancy Maizels and Alan M.

Polyploidy, or whole-genome duplication (WGD), is a major mechanism of genome evolution across the tree of life and is particularly prevalent in plants, where it facilitates the evolution of new ...