The RSPCA says it is being swamped with abandoned kittens at its branch in Swansea, with staff saying its the worst year ever.
Now the organisation is working with Cardiff University to find out why owners aren't getting their cats neutered.
More top news
A man from Pontypridd who claimed thousands of pounds in disability benefits climbed Mount Kilimanjaro has been convicted of fraud.
A boxer who boasted he was the "hardest man in town" before punching a young soldier to death fails in a bid to have his jail term reduced.
Welsh Secretary Alun Cairns has defended the government's decision to scrap rail electrification plans to Swansea.