The human fingertip is a finely tuned sensory machine, and even slight touches convey a great deal of information about our physical environment. It turns out, some fish use their pectoral fins in ...

Key genetic event underlying fin-to-limb evolution Study of catsharks reveals how alterations in the expression, function of certain genes in limb buds underlie evolution of fish fins to limbs Date: ...

To escape predators beneath the waves, a flying fish can shoot out of the water and glide long distances because its paired pectoral and pelvic fins, longer and more rigid than those of other fish, ...

Positive static allometry is a scaling relationship where the relative size of traits covaries with adult body size. Traditionally, positive allometry is thought to result from either altered ...

The barred mudskipper, scientifically called Periophthalmus argentilineatus, has more than just one oddity. Their eyes sit more on top than on the side of their heads, and despite having no lungs, ...

As you picture the first fish to crawl out of primordial waters onto land, it’s easy to imagine how its paired fins eventually evolved into the arms and legs of modern-day vertebrates, including ...

Most of us probably associate fish with swimming but there’s a few species that actually choose walking as their preferred method of getting around. One group of species that takes a stroll along the ...