Visitors to vineyards enjoyed their tours more when they heard enhanced sounds of diverse birdsong, new research has found. The findings from the University of East Anglia suggest that outdoor businesses could improve their customer experience by investing in the biodiversity of their sites. Visitors to vineyards enjoyed their tours more when they heard enhanced sounds of diverse birdsong, new research has found. The findings from the University of East Anglia suggest that outdoor businesses could improve their customer experience by investing in the biodiversity of their sites. Ecology Phys.org – latest science and technology news stories