GloFish Zebra Danios appeared in rivers in Brazil last year. If GloFish breed with fish in the wild, their brightly colored offspring will find it hard to hunt and hide from predators – putting ...

The first genetically modified (GM) pets sold in the United States, fluorescent red zebrafish called GloFish, are the focus of a lawsuit ... told The Scientist. Zebrafish (Danio rerio), native to the ...