The evolutionary reasons humans love pets – and nine benefits of having one 

Maintaining a pet fosters relationships and seems to be cross-species.

You may be surprised to learn that some individuals are ready to spend hundreds of pounds on veterinary treatment for little creatures like guinea pigs and hamsters, 

even though we've all heard tales of pet owners' devotion for their animals. 

A writer for the Guardian recently revealed that Ruby, her guinea pig, cost her £2,000 in vet fees.  

Whatever species an animal is, as long as it satisfies a critical biological requirement, doesn't really matter.