She is a professor of Zoology at Lund University, where she is also the Director of the Centre for Animal Movement Research (CAnMove).
[1][2] In 2009 she shared the August Prize with photographer Brutus Östling for their book about the migration of birds.
She has co-written research which proposes that the stripes of a zebra may deter horseflies as they find them unattractive.
According to 2023 research the insects lear that they cannot easily find blood vessels on striped skin and soon learn to look elsewhere.
[5] She has worked on research showing that male Caspian terns lead their young on their first migration, transmitting cultural knowledge of migration,[6] that several species of birds respond significantly to moonlight,[7][8] and that Common swifts spend months at a time in the air without landing.