The more obvious signs that your dog may be experiencing pain:

• Anxiety
• Agitation
• Vocalization
• Trembling
• Restlessness
• Increased breathing rate

Less obvious signs of pain, may include:

• Increased heart rate
• Reduced appetite
• Depression
• Reluctance to move

• ACTIVITY LEVEL:
  • Restless
  • Reluctant to move
  • Has difficulty getting up from a laying position
  • Repetitively gets up and lies down
  • Trembles or shakes
  • Limps
  • Can't leap as high
  • Seeks more affection
  • Avoids being petted or handled
  • Hides
• SELF-PROTECTION:
  • Protects a part of its body
  • Doesn't put weight on a limb
  • Doesn't want to be held or picked up
• AGGRESSION:
  • Especially a previously friendly cat
  • Acts out of character
  • Growls, hisses, bites
  • Pins ears back