My Dog Is Panting Very Hard How Long Till Pups Get Here?

Panting, pacing and restlessness can be signs of labor in dogs. Other signs of labor in dogs are

1. Agitation
2. Reduced rectal temperature below 100 F
   
3. Nesting behavior
4. Loss of appetite

These signs appear 8-48 hours before start of labor. Labor in dogs is characterized by shaking and straining. Shaking is due to labor pain caused by uterine contraction and dogs strain to push the puppy outside. This condition is true labor. So, after the appearance of signs of labor, dogs can deliver puppies after 8-48 hours.