Category: Lars-Anders Hansson

An optical microscope image of the water flea Daphnia magna, which has been marked with red fluorescent quantum dots.

Nanotracking

All animals move to look for food or to avoid different threats, and each individual must make its own choices: shall I stay, flee or move on? Large animals are fitted with transmitters so that researchers can follow their every move. But how can we study animals that are so...