Breeding Investigation Research Spain 
10,000 Birds
FEBRUARY 5, 2012
A few dead birds were collected by authorities and sent to a laboratory for investigation. and species breeding in cavities are less affected. The virus was also found in Spanish mosquitoes in 2006, but an outbreak in Spain’s avifauna has not occurred (yet – or wasn’t noticed).
10,000 Birds
DECEMBER 26, 2022
Of course, the paper ends with the usual thinly disguised request for more research grants: “This sharing behavior could indicate a high level of social awareness and prosociality that should be further investigated. Surprisingly, they only stay on the breeding grounds for about 5 weeks.
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