Temporary catching, ringing and measuring of free living birds demand from the bird ringers a good sense of responsibility as well as training of handling skills and knowledge of the birds' habits. EURING provides background information about the safety of trapping and handling wild birds.
Safety of catching adult European birds at the nest. Ringers' opinions (W. Kania, The Ring 1992) (Download as PDF)
Safety of catching adult British birds at the nest (W. Kania, Ringer's Bulletin 1996) (Download as PDF)
Griesser, M., Schneider, N.A., Collis, M. A., Overs, A., Guppy, M., Guppy, S., Takeuchi, N., Collins, P., Peters, A. & Hall, M. 2012. Causes of Ring-Related Leg Injuries in Birds – Evidence and Recommendations from Four Field Studies. PLoS ONE 7(12): e51891. doi:10.1371/journal.pone.0051891 (View paper)