Parental sex allocation and sex-specific survival drive offspring sex ratio bias in little owls - Matthias Tschumi; Jolanda Humbel; Joscha Erbes; Julien Fattebert; Jochen Fischer; Gerhard Fritz; Barbara Geiger; Ronald van Harxen; Bernd Hoos; Johanna Hurst; Lars Bo Jacobsen; Herbert Keil; et al. (Behavioral Ecology and Sociobiology, 2019)

Long-term trends in survival of a declining population: the case of the little owl (Athene noctua) in the Netherlands - Pascaline J. Le Gouar; Hans Schekkerman; Henk P. van der Jeugd; Arjan Boele; Ronald van Harxen; Piet Fuchs; Pascal Stroeken; Arie J. van Noordwijk (Oecologia, 2011)