It's likely the polar bear was infected after scavenging dead birds, according to local officials.
In October, the first ever recorded case of bird flu in the Antarctic region was detected in brown skua birds.
Last week, two outbreaks of H5N1 avian influenza were reported in Israel.
The outbreak is the second reported in the past month and the fifth reported in Israel this season.
A new case of H5N1 avian influenza was recently found in the central Israeli city of Yehud • "Within living memory, no avian influenza has affected wild birds in the same capacity"
Scientists have expressed concerns that the outbreak could spread to Antarctica and devastate penguin and seal populations.
All poultry coops in a 10 kilometer radius have been locked down to prevent the spread of the virus.
The Galapagos Islands are home to many diverse and unusual species, some of which inspired Charles Darwin's theory of evolution.
Using lab mice and ferrets as models for human infection, the study found that virus has undergone several adaptive changes.
More than 10,000 dead birds were collected in Finnmark county, according to Norwegian officials.