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 ...

Betta Fish, also known as Siamese Fighting Fish, are one of the most popular freshwater fish for pets. You can find them in almost every pet store. One of the reasons that they’re so popular is that ...

Dec. 31 (UPI) --Before early marine species could make the transition to land, they had to develop tools for getting around out of the water. They needed limbs. Now, thanks to the discovery and study ...

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, ...

In the movie "A Fish Called Wanda", the villain Otto effortlessly gobbles up all the occupants of Ken`s fish tank. Reality, however, is more daunting. At least one unfortunate fan who re-enacted this ...