Acting Inspector Jim Peel, of Durham & Darlington Police, speaks after dawn raids on suspected illegal puppy farms in County Durham.
Mark Gent of the RSPCA says unlicensed puppy farming is harmful to both the animals and their new owners.
Families are being urged to think hard about whether they can afford a dog before getting one.
In the last 3 years the number of people telling Newcastle Dog and Cat Shelter they can't afford their pet has risen by 24%.
Daisy was found as a stray and brought in by the dog warden but no one claimed her.
The Shelter's Chief Executive Leyla Rutter and Daisy came into the studio to talk about how much it costs to own a dog
If you would like more information please contact Leyla Rutter at Newcastle Dog and Cat Shelter.
Families thinking of getting a pet dog are being urged to check they can afford the new addition in the long term.
Experts are worried more people are abandoning their pets because they don't realise the costs involved with their care.
As David Wood reports, food, pet insurance and visits to the vets add up and can leave people struggling to pay the bills.
Dog-lovers are being invited to make a date with Durham's canine cops, and help a newly-established charity at the same time.
Earlier this year officers from the force's dog section established 'Paws Up', a benevolent fund for retired police dogs.
It has been created to look after the welfare of police dogs when they retire from service.
'Paws Up' will help fund pet insurance, food, toys and bedding.
The charity has produced a 2014 calendar featuring serving and retired police dogs.
Police are warning dog walkers in Darlington to take extra care after food which is thought to have been deliberately spiked with harmful objects was left in popular parks.
An apple with a metal screw pushed into it was left in The Denes park on Monday.
A month earlier, sausages with nails hidden inside were left in South Park.
Police say a dog in The Denes was close to eating the apple but its owner managed to spot the screw.
It's believed the food was left by someone intent on hurting dogs or wildlife.
Police are warning dog walkers in Darlington to take extra care after food which is thought to have been deliberately spiked with harmful objects was left in popular parks. An apple with a metal screw pushed into the flesh was left in The Denes park on Monday.
It comes a month after sausages with nails hidden inside were left in the town's South Park. Police say a dog being walked in The Denes was close to eating the apple but its owners managed to spot the screw.
Police believe the food was left by someone intent on hurting dogs or wildlife. They're warning dog owners to be extra vigilant when letting their pets off the lead and ask anyone with information to come forward.
They say every dog has its day and that was certainly the case this weekend. Thousands of canine companions descended on South Shields' coastline for the biggest dog walk in the world.
The event, which raises money for animal charities is in its 23rd year. It won the Guinness World Record for the biggest in the world last year and organisers are confident they will retain the crown.
Watch Vanessa Baffoe's report here:
We all know that they demand love, attention and a lifetime of companionship - but dogs may have been man's best friend for far longer than we thought.
Durham University has been given one million pounds to work out the date of the first pet dogs.
And as Dan Ashby reports, from wolves to poodles, our canine companions may have been there for us for more than thirty thousand years.
Watch his full report below.