She could have something as simple as a stomach ache but a vet is your best option. It could be something much worse, like parvo...
Self determination. Have water instead.
it is more healthy
They love to be trained to sniff things out also run for a ball and play in water, but you must start early with the water thing or they will be to scared.
Anywhere in the world, the coat is thick enough to survive in cold conditions and as long as she/he has shelter and water in hot places, there also.
Eat less, eat healthy food instead of junk, drink water instead of sodas and sweet drinks, and exercise every day.
Your dog saw its reflection
There isn't anything really apart from they still have the same skeleton and both live the same ways and need food and water to survive.
The sweetener in the fizzy drinks such as aspartame can be harm to the unborn baby which can be one of the greatest risk. Instead mother to be should consume water instead.
There's plenty of alternatives to water to get your daily intake needs. Propel, Gatorade, Allsport, Flavored Water drinks, etc. are all forms of these alternatives.
water and fruit drinks
water hydrates us, strangley most drinks like coffe, juice, milk ect do not actually hydrate us, instead they dehydrate us.
water, soft drinks.