While it might be tempting to let your guinea pig eat other pet food, particularly if they are a companion to a rabbit, even the best rabbit food and other pet foods are unsuitable for guinea pigs.

But M&S has managed to anger some Percy Pigs fans by completely removing gelatin from their main product - something described by one angry person online as "an assault on normal food".

Some people eat foods from animals too, such as: pork from a pig. seafood, like salmon or prawns. beef from cattle. Cattle are animals that provide milk and meat, such as cows and buffalo.

Over the next 60 minutes, we see the wildlife biologist travel from ‘feedyards’ (cattle ranches), pig farms ... not able to eat grass, so compete with humans for plant-based foods.

Avoid feeding starchy foods like peas or corn, since these can throw off your pet’s gut biome and cause significant health problems. Guinea pigs primarily eat grass hay, but they can be ...