Hormone induced frog breeding.

[John]

You know, working with hormones in this way is actually hazardous to your health. Most of these hormones can cross the skin barrier. Unless you're skilled at the manipulation of dangerous substances, you should stay away from working with hormones. Even acquiring them is hard and usually you have to cross a legal barrier unless you're professionally qualified to work with them.

[Ra]

You can actually buy the hormones pretty cheap at aquatics chemical websites, all it takes is a simple point and click and a few days later its at your door.