Sure! Below, I'll provide you with useful information for taking care of baby guinea pigs from birth until they reach adulthood. Remember that it's important to provide them with a safe environment, proper nutrition, and regular attention.

1. Housing:

 - Cage or enclosure: Provide a spacious and secure space for the guinea pigs to move around. Make sure that the cage bars are not spaced too far apart to prevent escapes.

   - Bedding material: Place a layer of wood shavings, hay, or recycled paper on the bottom of the cage for them to build nests and burrow.

2. Temperature and location:

   - Ideal temperature: Baby guinea pigs are sensitive to extreme temperatures. Keep their environment between 20-24°C (68-75°F) to prevent them from getting too cold or overheated.

   - Avoid drafts: Place the cage in a location where there are no direct drafts to protect them from catching colds.

3. Feeding:

   - Mother's milk: During the first few weeks, the baby guinea pigs will drink their mother's milk. No additional food is necessary during this period.

  - Hay: Starting from two weeks old, introduce fresh hay into their diet. Hay is essential for their digestive system and proper dental wear.

   - Fresh foods: From three weeks old, you can begin offering them fresh vegetables and small amounts of fruits. Some options include bell peppers, spinach, cucumber, and apple (seedless and without the core).

   - Fresh water: Make sure to provide clean and fresh water in a water bottle so they always have access to it.

4. Care and handling:

   - Gentle handling: Handle the baby guinea pigs with care and gentleness. Support their bodies by holding them with your hands underneath.

   - Supervised playtime: Allow the baby guinea pigs to explore a safe area under your supervision. Avoid letting them roam unsupervised to prevent accidents.

5. Veterinary visits:

   - Schedule a visit: Take the baby guinea pigs to the vet for a general check-up and to ensure they are healthy.

   - Vaccinations and deworming: Consult with your veterinarian about recommended vaccinations and deworming for guinea pigs.

Remember that each guinea pig is unique and may have individual needs. Observe their behavior and health, and if you have any concerns, don't hesitate to consult a veterinarian specialized in exotic animals. With proper care and attention, your baby guinea pigs will grow up healthy and happy into adulthood. Enjoy your time with them!