在英语里，短语 dog eat dog 并非字面上的“狗咬狗”，而是用来形容一个“残酷无情、为达目的不择手段”的竞争环境。 它最早可追溯到公元前 43 年的拉丁文谚语 canis caninam non est （“狗是不吃同类肉的”），随后在 18 世纪演变为其反向形式，强调“在极端环境下，连同类也要互相撕咬”。

Dogs can eat cat food, but it shouldn't become a part of their diet, the American Kennel Club says. Monitor your dog's health in the event they get ahold of cat food. Cats are carnivores and dogs ...

Most people are aware that dog meat is on the menu in some Asian ... I had never given any thought to the idea that people might eat cats -- and sometimes even their own pet cat.

Kristi Noem of South Dakota bragged about shooting her dog in the head ... Ohio are kidnapping people's cats to eat them. There is no doubt that Vance, a Yale graduate whose wife is a daughter ...

Q: How bad is it if my dog eats cat litter? A: I would imagine the ... If he's throwing up or not eating or straining to go to the bathroom, you should definitely get him to the vet.