Missed heat cycle
Enlarged, pinker nipples
Increased appetite
Weight gain
Enlarged abdomen
More affectionate behavior
Nesting behavior
Mild vomiting
Reduced activity
Veterinary confirmation by palpation, ultrasound, or X-ray
Missed heat cycle
Enlarged, pinker nipples
Increased appetite
Weight gain
Enlarged abdomen
More affectionate behavior
Nesting behavior
Mild vomiting
Reduced activity
Veterinary confirmation by palpation, ultrasound, or X-ray