Although remarkable looking, it is not looks that have scientists excited about this "walking" fish with six legs. Instead, it is what was proven about evolution that was the real thrill.

One of the most important milestones in the evolution of life began some 400 ... Although fishlike in many ways, it had robust bony legs, arms, and digits. Ichthyostega clearly spent some time ...

“This is a fish that grew legs using the same genes that contribute ... “These findings show how evolution works: by ...

They are therefore among the rare fish species that forage by using taste. Adaptations from evolution Although all species of sea robins have legs, not all of them use them for tasting or digging.