- [[Trout]] tend to be near the border between fast and slow moving water. Facing [[upstream]], they lie in wait in slower [[water]] for [[prey]] to come toward them. This tends to be a little after or before rocks, or before branches. They tend not to lurk after branches since the branches would catch a lot of the food. - When there is something people want to get from a [[course]], what else do they need to learn to get what the course teaches? -