Ursula K. Le Guin

Four young cats with wings leave the city slums in search of a safe place to live, finally meeting two children with kind hands.

Wonderful Alexander, the kitten who is the biggest, stongest, and loudest in his family, thinks he is destined for wonderful things. No sooner has he set out to explore on his own than he is chased up a tree and stuck there. His rescuer, Jane, a black kitten with wings, leads him to her home, where Alexander meets the other Catwings. Alexander soon learns how he can repay Jane, who has been so wonderful to him. He helps Jane confront her greatest...

Shevek, a brilliant physicist from the anarchist moon Anarres, risks his life by traveling to the mother planet of Urras in the hope of offering wisdom to its inhabitants and to reunite the two long-alienated worlds.

"Una noche, la señora Jane Tabby soñó que podía volar y escapar de la dura vida en la ciudad. Pero ya se sabe: los gatos no pueden volar. Cuando, poco después, nacieron sus hijos, entendió el significado de ese sueño. ¡Habían nacido con alas! Debían marcharse y buscar una vida mejor lejos del barrio. ¿Qué aventuras les esperan más allá de los confines de la ciudad? Sigue las aventuras de los maravillosos gatos alados creados por Ursula...