What are the most common pets in Spain?

- Dogs: They are the most popular pets in Spain, with more than 7.5 million dogs registered.

- Cats: They are the second most popular pets, with more than 3 million cats registered.

- Fish: Fish are also very popular pets, with more than 2 million aquariums registered.

- Birds: Birds are also very popular, with more than 1 million birds registered.

- Small mammals: Small mammals, such as hamsters, guinea pigs, and rabbits, are also popular pets, with more than 500,000 registered.