Keep the babies warm and cover them with your palm while hand feeding - they will feel more comfortable, like under their mother' belly during nursing.
- And got the T-shirt
But, it doesn't contain the antibodies that they need, so is really just a way to get calories and fluids into them. As soon as they're eating and drinking on their own, you should discontinue it.
Yes, feed a mash of the pellets, and start them on red or green leaf lettuce.
Is there another, older pig who will eat vegetables and drink from a bottle that could be put in with them? The best food is always in the other pig's mouth.