Thus, the great bustard is essentially unmistakable. The first conservationist measures regarding the great bustard populations in Western Romania began in 2018. The great bustard is classified as vulnerable at the species level. Cantharidin can kill a great bustard if many beetles are ingested. The MoU only covers the middle-European populations of the great bustard ("Otis tarda"). An image of the great bustard ("Otis tarda") stands at the centre of the flag. The huge adult male great bustard is amongst the heaviest living flying animals. In 2003 the great bustard was reintroduced into Britain on Salisbury Plain. Great bustard and golden eagle can be ccasionally seen on the territory of the reserve. The great bustard has long legs, a long neck and a heavy, barrel-chested body. The large European bird great bustard ("Otis tarda") has been recorded feeding on the puffball.