Invasive northern snakeheads can “walk” on land, breathe air and survive out of water for several days, and they also compete with native species in waterways ...

Building a vibrant aquarium on a budget is easier than you might think. Freshwater fish offer an affordable way to create a lively and beautiful aquatic environment. Here are 10 cost-effective options ...

Pufferfish generally share basic characteristics, including their signature defense of puffing up like a ball when threatened ...

Over the past few decades, the harvesting of the Cortez oyster in western Mexico’s Marismas Nacionales — or the Marshes ...