Koi may just look like an oversized goldfish, but they're not even remotely ... Fluffiness. Koi have six types of color cells in their skin. Their cells can be red, yellow, black, white, blue ...

Chicago-based practice Span Studio is hoping it can work some similar magic on Asian Carp – an invented, catch-all name for various types of carp which escaped from fish farm retention ponds in the ...