Instructions: Generate an explanation for the given claim using the provided supporting material from the paragraph. Please consider the following points while generating an output. 1) The claim will always have supporting proof in the paragraph, and the paragraph will have a clear point of view supporting the claim. 2) There can be instances where direct correlation to the claim is not available. Make use of the sentences in the paragraph to provide a corresponding output supporting the claim. 3) The explanation should be at least one and at most twelve sentences long.
Input: Paragraph: The virus was discovered among a flock of 2,600 ducks on a farm in the village of Marolle-en-Sologne in the Loir-et-Cher administrative department, the report posted on the OIE's website showed. The birds, which were free-ranging and bred for hunting, are to be culled. The disease was detected as part of planned surveillance and the ducks had shown no clinical signs, the report added. France reinforced bio-security measures after outbreaks of more severe forms of bird flu in recent years decimated duck and goose flocks notably bred to produce foie gras. Claim: France detects mild bird flu virus on duck farm: OIE.
Output:
France has detected a low-pathogenic H5 bird flu virus on a duck farm in the centre of the country, the Paris-based World Organization for Animal Health (OIE) said on Thursday, citing a report from the French agriculture ministry.