Goldfish may look small and cute in your home, but in the wild it's a different story. Releasing them into your local stream or lake is a bad idea. Following is a transcript of the video.

The mystery of the goldfish has gone viral on X ... One post on the account for the fish reads: "Such a wild day, booked one of those journeetrips and wound up in some northerner's lawn?

You see, goldfish waste contains toxins like ammonia that can burn gills and even damage the brain. In the wild, this isn't a problem. Freshwater lakes and ponds are home to armies of bacteria ...

Scientists have known about the peculiar survival abilities of goldfish and their wild relatives, crucian carp, since the 1980s. While humans and most vertebrates die in a few minutes without ...