Costco is known for its fresh fish - but is that vibrant salmon really so fresh that you can safely make sushi from it, aka ...

Invasive fish species is known for breathing on land, 'walking' to new water. It harms nature in Mississippi; kill it on ...

The new species belongs to a group of flatworms known as planarians, which are typically non-parasitic. The new species was found on the Leizhou Peninsula, on the southern coast of China. The research ...

As researchers turned over the stones, they looked for tiny aquatic worms, dragging paintbrushes along the surface and in the water to see if any creatures would stick to the hairs, according to a ...