While inter-chromosomally, a pattern emerges of very little change (with notable exceptions)
throughout evolution, intrachromosomal changes remain relatively poorly studied. To rectify
this, here we use a pan-avian universally hybridising set of 74 chicken bacterial artificial
chromosome (BAC) probes on the macrochromosomes of eight bird species: common
blackbird, Atlantic canary, Eurasian woodcock, helmeted guinea fowl, houbara bustard …