This creation mainly discloses a kind of pet drinking trough comprising: a main body a comprising conduit； Sleeve, one end lock sets what conduit, and casing other end periphery is a food facies posterior hepatis； One control water polo, is installed in what casing and control water polo part exposes outside casing, and exposed control water polo is disposed adjacent with food facies posterior hepatis； Wherein, food facies posterior hepatis can be easily on inlay card food what, and pet is attracted to lick object facies posterior hepatis with tongue, and touches control water polo.本創作主要揭示一種寵物飲水器，其包括：一主體，其包括一導管；一套管，其一端鎖設於導管，且套管另一端外周為一食物附著部；一控水球，其容設於套管內且控水球部份外露出套管，且外露的控水球與食物附著部相鄰設置；其中，食物附著部能輕易的嵌卡食物於上，並吸引寵物用舌頭舔食物附著部，而碰觸到控水球。
