Realm bird_perou od_perou rep_perou mam_perou amp_perou all_perou
Average 39 59 70 39 52 52
Palearctic 51 68 62 51 33 53
Neotropical 39 43 73 39 57 50
Indomalayan 27 66 77 27 53 50
Afrotropical 23 73 71 23 46 47
Australasian 38 24 65 38 48 43
Nearctic 52 55 52 36 39
Oceania 30 90 30 30