The organisers of Dogstival said they feared protesters would target Packham who urged the public not to boycott the event.
The authority says it is working to remove the netting after it was condemned by conservationists.
Conservationist says the nets prevent birds from nesting.
The virus can be devastating to farms with large amounts of livestock.
Scientists call for global consumption of plant-based food to double while red meat intake is halved.
The orca whale was spotted in waters more frequently inhabited by dolphins.
Crews from across Northern Ireland came to the rescue of three cows in the days after Christmas.
An independent review into the government's strategy for tackling bovine TB found culling showed a "real effect but a modest effect".
Scotland’s chief vet said the case identified on a farm in Aberdeenshire is isolated and “not the start of an outbreak”.
A case of mad cow disease has been detected on a farm in Aberdeenshire.