They're definitely not true bred cats of any kind so describing cat breeds they look like is more for fun. The little girl is skinnier and has a more sleek athletic build with shorter legs than the boy. Their coat is a little difficult because they still have kitten fluff. Their adult patterns...
I found them starving in the garage and nursed them to health. Their coloring is very distinctive. I think the boy (white and dark grey with the tux like pattern) looks a little like a Maine coon with the tufts of hair in top of his ears but his sister (grey and cream striped tabby) resembles...
