Muerte masiva de aves prende las alarmas en el sur de Chile

A dead bird is seen at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Employees of the Hualpen municipality put dead birds into plastic bags at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

An employee of the Hualpen municipality puts a dead bird into a plastic bag at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Dead birds are seen at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Employees of the Hualpen municipality put dead birds into plastic bags at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

An employee of the Hualpen municipality puts a dead bird into a plastic bag at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

A dead bird is seen at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Employees of the Hualpen municipality put dead birds into plastic bags at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Employees of the Hualpen municipality put dead birds into plastic bags at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Dead birds are seen at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

An employee of the Hualpen municipality shows a dead bird as he cleans the beach in Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA

Dead birds are seen at the beach of Concepcion, some 500 km south of Santiago, on May 18, 2015. Some 1300 birds of different species were found dead at a beach of Concepcion, Chile. Authorities are yet to determine what caused the birds to die en masse. AFP PHOTO/PAOLO AVILA