Complex sentence: He has catlike ears, a permanent grin and can stretch his arms and legs and lives with Eddy for a time, but given his tremendous strength and lack of social skills it becomes impractical for Rody to continue living there.
Split into simpler sentences: He has catlike ears, a permanent grin and can stretch his arms and legs. He lives with Eddy for a time, but given his tremendous strength and lack of social skills it becomes impractical for Rody to continue living there.