The mixed-up world of swifts

By |2022-07-13T11:39:17+00:0018 Jul 2022|avian biology, cryptic, diversity, DNA barcoding, flight, gene flow, genetic diversity, Genetics, hybridization, hybrids, IBIS, population dynamics, population structure, populations|

Two species of swifts hybridize with each other in an unsuspected way