Environment Secretary Owen Paterson told the BBC "badgers moved the goalposts" when he was asked why the pilot cull failed to reach its target.
A badger cull in west Somerset has been extended in a bid to make up for the shortfall.
When asked why he had "moved the goalposts" and claimed the cull was a success, Mr Paterson said: "The badgers moved the goalposts.
"We're dealing with a wild animal, subject to the vagaries of the weather and disease and breeding patterns."
More top news
With the first aid supplies reaching Nepal, the relief effort in the country has begun following the devastating earthquake.
David Cameron is to put working people "front and centre" of his economic plan our economic plan" if the Conservatives win the election.
Nearly 38,000 runners will hope to complete Sunday's London Marathon making it the biggest event in its 35-year history.