Explore "Cargo to Callisto" by Jerome Bixby on Textopian. Read with annotations and highlights.
Four _Aarnian_ criminals -- vicious and deadly -- fled silently into the Martian night; and grimly the Patrol threw out an airtight dragnet. Nothing human could have escaped... but what's human about an _Aarnian_?
Sarah emerged from the surface of the Great Canal as sleek and brown as a seal. Laughing and sputtering, she jerked her head once over each round shoulder, parting her soaked hair and revealing her face.