Latitudinal variation in body mass for introduced (black, unfilled circles) and established (blue, filled circles) alien bird species worldwide, together with the mean (thick line) and range (thin line) of the relationship for native bird species. See text for details. Data from Blackburn et al. (2019) and Olson et al. (2009).

 
 
  Part of: Pyšek P, Bacher S, Kühn I, Novoa A, Catford JA, Hulme PE, Pergl J, Richardson DM, Wilson JRU, Blackburn TM (2020) MAcroecological Framework for Invasive Aliens (MAFIA): disentangling large-scale context dependence in biological invasions. In: Wilson JR, Bacher S, Daehler CC, Groom QJ, Kumschick S, Lockwood JL, Robinson TB, Zengeya TA, Richardson DM. NeoBiota 62: 407-461. https://doi.org/10.3897/neobiota.62.52787