The chanur saga (DAW Books)

No one at Meetpoint Station had ever seen a creature like the Outsider. Naked-hided, blunt-toothed and blunt-fingered, Tully was the sole surviving member of his company -- a communicative, spacefaring species hitherto unknown. He had been a prisoner of his discoverers/captors, the sadistic, treacherous kif, until he escaped to the hani ship The Pride of Chanur.Little did Tully know when he threw himself on the mercy of the crew of The Pride that he put the entire hani species in jeopardy and imperiled the peace of the Compact itself. This seemingly defenseless fugitive held information which could prove the ruin or glory of any species at Meetpoint Station, and whomever Tully allied with would stand to gain power and riches beyond imagining. For with Tully came the key to opening trade with a previously unknown sector of space -- a sector of space controlled żeby a race called "humans". And what began as a simple rescue attempt would soon blossom into a dangerous game of interstellar politics where today's ally could become tomorrow's executioner, and where methane breathers become volatile wild cards playing for stakes no oxy breather could even begin to understand....