The dogs are raised mainly on breeding farms and are described as 'generally well kept in outdoor pens with adequate room'.

Then he swung with a rush into his adjacent outdoor pen, screamed again and returned to his cage.

Even the outdoor pens seem quite dated.

Lambs, some of them very young, were in outdoor pens; as we approached, each group rushed toward us, bleating eagerly.

Pet tortoises should be allowed to forage in a well-planted outdoor pen whenever possible.

Ken consulted the layout of the facility and the outdoor pens.

Next we moved to an outdoor pen where sheep, rams and goats trotted toward us expectantly.

They are housed indoors and, when the weather permits, in outdoor pens.

What if designers could find a way to air-condition their outdoor pens?

Move to boxes (three per box) those snails in the outdoor pen that are starting to make holes in which to lay their eggs.