I'd say that number is about average for most important biology papers. There were ~5-10 life sciences papers in Nature this July with more authors than that, i

I'd say that number is about average for most important biology papers. There were ~5-10 life sciences papers in Nature this July with more authors than that, including this large list: http://www.nature.com/nature/journal/v523/n7561/full/nature14618.html http://www.nature.com/nature/journal/v523/n7561/full/nature1... [1] http://www.nature.com/nature/research/biological-sciences.html?code=npg_subject_631&year=2015&month=07&page=1 http://www.nature.com/nature/research/biological-sciences.ht...