Klaudia is a PhD student at the Department of Avian Biology and Ecology, Adam Mickiewicz University, Poznań, Poland. She is interested in sensory ecology and colours in nature. Currently, she is working on signalling functions of eggshell pigmentation in Red-backed Shrike (Lanius collurio). This spring she was also studying colouration of starfish living in Cornish rockpools during a 3-months internship with the Sensory Ecology and Evolution Group, Centre for Ecology and Conservation, University of Exeter, UK.