If I was to take a stray dog in a field, it could have arrived through Natural means and it would be the most likely explanation. (religion.blogs.cnn.com)
There was a point in time when they were trapping dogs in the field and bringing in four every single day. (rescuedogwriter.com)
Unless the Pyrenees is used as a working dog in the field, it is necessary to provide him with daily exercise. (dogs.lovetoknow.com)