The paddocks will need water. Some farmers design a path for animals from different paddocks to drink from a common watering place.

VOA: special.2009.01.06

And while they eat the grass, they may need guard animals to protect them from animals that would like to eat them.

VOA: special.2010.01.19

Grasslands need time to rest when cattle and other animals feed on them.

VOA: special.2010.01.19

They may need stronger fences than other animals.

VOA: special.2010.01.19

"We need to recognize at the outset that what we do to animals from their perspective certainly, and probably from ours is morally wrong and unacceptable, and that it's really important to follow through on all these exciting new leads into ways of doing research without using animals."

VOA: standard.2010.02.16