You can also go out as shepherd with the herd. The Border Collie is the most widely used sheepdog. There are even competitions organized for herding. To make a change of direction to straying sheep also a crook was used with a small trowel on top. With this a bunched earth was targeted to the sheep. 

A wolf stays away from barking herd surveillance dogs such as the Pyrenean mountain dog, Hungarian Kuvasz and Maremmano.

schapenhoedenIn a herd often one black sheep was held. That was to attract all the evil, and keep the rest of the herd healthy. Of course such a scapegoat always extra stands out in a herd.

Scientists have found the way a dog is driving a flock through mathematically computer analyzes. The final conclusion is surprisingly simple, and useful to manipulate groups (including poultry, fish, people,...). Drive them together first, as compact as possible. Therefore they will respond as a group. And you can steer them.

The bellwether is a cut (castrated) ram that leads a herd with the bell.
You can also herd cows, geese....