POLICE are investigating the possibility four cats which had to be put to sleep in Harlow may have ingested anti-freeze.

Between 12am on June 1, 2014 and February 2, 2015 in the area of Red Lion Crescent, four cats are believed to have ingested something, possibly anti-freeze, causing them to fall ill and needing to be put to sleep by vets.

Police are investigating and would ask pet owners to keep a close eye on their pets and take them to the vets immediately should they have any concerns over their health.

Officers are also working closely with the RSPCA.

Anyone with any information is asked to contact Pc Donna Money at Harlow police station on 101 or Crimestoppers on 0800 555 111.