Salmon is the most popular fin fish species, capturing nearly 40% of category sales. The fin fish category contributed 37.8% to seafood department dollar sales for the 52 weeks ended December 27, ...

A few hundred million years ago, fish fins morphed into the arms and legs of terrestrial animals, according to evolutionary theory. So, you’d think science would know just about everything about them ...

Segmented hinges in the long, thin bones of fish fins are critical to the incredible mechanical properties of fins, and this design could inspire improved underwater propulsion systems, new robotic ...

A 400 million-year-old fossilized fin from a strange-looking, primitive fish is shedding light on how fins evolved into limbs that enabled animals to walk on land. Subscribe to read this story ad-free ...

Two males of the cichlid fish Astatotilapia burtoni, the model organism used to study spine and soft-ray development in Hoech et al. (Credit: Joost Woltering) Two males of the cichlid fish ...

Flying fish, for example, deploy their fins to glide above the water, while mudskippers use their fins like legs to walk on land. "We like to pick up where the biologists and zoologists have left off, ...

Ask anyone who keeps freshwater tropical fish to name the top five most exotic, bizarre fish available to hobbyists, and chances are the black ghost knife fish will be in there. Besides looking ...

Many fish species evolved parts of their fins into sharp, spiny, needle-like elements -- called fin spines -- that function to protect the fish against predators. Such spines have evolved ...