Humpback whales sighted outside the breakfast window. Photo: Anders Torstensson

An adélie penguin guards the already thick twins. Photo: Anders Torstensson

Mikael measures the photosynthetic efficiency of aquatic algae in a meltwater stream. Photo: Anders Torstensson

Curious adélie penguins and south polar skua are often with us when we work in field. Photo: Mikael Hedblom