I spent nine years helping students manage their money, and pet costs are often...

https://www.studentjob.co.uk/blog/6841-how-much-does-it-cost-to-have-a-pet-at-university

I spent nine years helping students manage their money, and pet costs are often a major shock. It is not just about food. You must prepare for surprises like a £269 out-of-hours vet fee