Researcher from the Institute of Research in Game Resources (IREC-CSIC), Ursula Höfle Hansen, warns that the avian flu situation in Spain "is not good" and could worsen in the coming weeks with the drop in temperatures and the arrival of more migratory birds from central and eastern Europe. Höfle, a veterinarian and doctor from the Justus-Liebig University of Giessen (Germany), is a professor and researcher of the Health and Biotechnology Group (SaBio) of IREC, where she directs the area of infectious diseases of wild birds and has explained, in statements to EFE, that the increase in cases in Europe is closely related to migratory movements. "We have many active outbreaks in central and eastern Europe, and now migratory birds are arriving that may be infected," she pointed out. Höfle has specified that this year the cranes and other species have arrived later due to the high temperatures recorded during the autumn, which has delayed the migratory process. "We are at an early ...