“That thousands of birds flying together at high speeds are able to execute abrupt manoeuvres with precise co-ordination is a miracle in itself,” states the Handbook of the Birds of the World.
“Die feit dat duisende voëls wat teen ’n hoë spoed vlieg, in staat is om skielike bewegings met presiese koördinasie uit te voer, is op sigself ’n wonderwerk”, sê die boek Handbook of the Birds of the World.jw2019 jw2019