It can be treated by your vet. Dogs can get just as dehydrated as humans. Like humans, dogs must develop calluses on their feet. If they aren't used to run- ning on rocks, their foot pads can get sore and bleed. Train with your dog in terrain similar to where you are planning to hike.
Dogs love to chase creatures.
Keeping your dog on a leash will prevent most face-offs. But porcupine and skunk encounters are common. Other solutions include tomato juice or 10 percent white vinegar in water. Dogs often will surprise rattlesnakes. If they have a snakebite, get them quickly to your vet for emergency treatment.