Such work in our country doing a few years and its a part for WHO by a study ecology for flu viruses.

 Virusologists working with ornithologists, biologists. Ornithologists messaging about a case  for epizootics  among birds world, in these places are moving expedition groups, that is disease caused flu viruses, and beginning studying theirs effects.

 Also, we are using stationary researches, managers for Institute virus ology by Ivanovsky with a collaborations scientists  are keeping checking on constant bases, as on Kamchatka, Primorje . That  a far edge  not case  selected, that today a put new epidemic viruses for flu spreading from Asia South -East, from a  West part of pool quiet ocean, and data regions are vital crossroad for migration ways by a lot of birds, which nesting in North part Asian continent, for winter flying in South-East Asia, Australia, New Zealand. Thus, ways for flying birds transferring and over territory of Middle Asian republic, over pool a Caspian Sea , in these regions we are activity researching. It's  painstaking work, but fruitful, and within 5 years isolated and studied are 20 variants of flu viruses.