Norwegian penguins get vaccinated and can end isolation
Fears of bird flu have kept them under strict confinement in Bergen aquarium for months. But the second shot of a vaccine will see them return to their normal lives.
Gentoo penguin males sift through pebbles looking for the smoothest one to present to their chosen mate.
Staff at Norway s Bergen Aquarium this week began vaccinating a group of Gentoo penguins that has been living under quarantine for months.
Cases of a highly infectious bird flu strain, H5N8, were detected in the country in December.
The type had not been registered in Norway before, but scientists say it has a 90% mortality for birds.