Zoetis Inc. (ZTS) is a wide-moat animal health leader, rated BUY due to strong fundamentals and undervaluation despite industry-leading profitability. Zoetis trades at a forward P/E of 17.28x, below both S&P 500 and weaker rival Elanco, with a target price of $150 implying 25% upside. Risks center on Librela/Solensia safety concerns, with FDA post-marketing study results in 1H 2026 being a critical near-term catalyst.