Cédric Herrou, who was previously arrested for aiding eight Eritreans, faces up to five years in jail and a €30,000 fine if convicted.
Romain Ferrand, 16, recovering from a foot injury, said he was surrounded by a pack of wolves who dispersed after he fired his rifle in the air.
Laurent Rambaud, 37, increasingly frustrated with a spate of thefts, shot dead a man he thought was a truffle thief and armed.
Laurent Rambaud, 37, says he felt threatened when he came across a man while guarding his farm in south-eastern France in 2010.
A French court has found the US biotech giant Monsanto legally responsible for the poisoning of a farmer who inhaled a powerful weedkiller.