Bird flu has killed at least 30 swans from Queen Elizabeth's flock, with more expected to succumb to the disease, UK officials say.
원문출처 : http://www.cnn.com/2018/02/06/health/queens-swans-bird-flu-intl/index.html
원문출처 : http://www.cnn.com/2018/02/06/health/queens-swans-bird-flu-intl/index.html