Catwings

by Ursula K. Le Guin

Mrs. Jane Tabby could not explain why all four of her children had wings. But it meant that her dreams for her kittens would some day come true. Thelma, Harriet, Roger, and James could fly away from the dangerous city slum and find a safer place to live. That day came. But who could have known what the four kittens would find in the woods...?