Mustering
The plural of 'sheep' is actually the same - just 'sheep'. So you have one sheep, or ten sheep. Not sheeps. A group of sheep is called a flock or a herd of sheep.
A flock, herd or mob
A group of sheep are a "herd".
A group of sheep are called a flock. But if you have a very large group of sheep, you call it a drove.
This can be called a herd or a flock of sheep.
None. There are no sheep in a herd of cows.
To take care of sheep, and shear the sheep. Also, to herd sheep. Therefore they are a Sheep herd, or Shepherd.
The collective noun for crows is murder. Seriously.
A herd of unsheared sheep are called unshorn sheep. The sheep are sheared for their pricey wool each year.
Goatherd, or goat herder.
It depends. Are you talking about the herd for example: "A herd of sheep." or do you mean for example: "I heard you back there!" If you are talking about the herd as in a herd of sheep then you spelled it right, if you mean the hearing type of herd then it's: "Heard" instead..
Since the name of a group of sheep is herds. It is asking you to put the sheep into a herd into the grass area.