Fill in the gaps with the correct forms of the given words

Do you know that cats and dogs are predators*? That means that they are also carnivores. So, meat must be the main part of their diet. Still, there are some [ ]. Cats are "obligate" carnivores. They MUST eat meat because their [ ] life is [ ] without protein** foods. If cats don't get enough protein, they can feel bad or even die. At the same time, dogs can eat any type of food and be strong and [ ]. Of course, that doesn't mean that they don't need to get any meat.

Nowadays, many people have cats and dogs as their pets. But not everyone knows the facts above, and they [ ] their pets with [ ], cereals and sometimes even fruit. So, if you have a cat or a dog at home, don't forget to give them enough meat to make them strong and happy.

* Predator — an animal that hunts, kills and eats other animals.

** Protein — one of the many substances found in food such as meat, cheese, fish or eggs that is necessary for the body to grow and be strong.