Chloe Greenwood had a ‘hunch’ one of her eggs bought from Morrisons would hatch so kept it in an incubator for 27 weeks
The pair of pigs are the second successful litter born at the zoo, following the birth of their older siblings, Kevin Bacon and Amy Swinehouse last year.
Experts say the find is ‘unusual’ after similar remains were found on a beach just over 50 miles away a few months ago.
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