Isolation of 22 new Haliaeetus microsatellite loci and their characterization in the critically endangered Madagascar fish-eagle (Haliaeetus vociferoides) and three other Haliaeetus eagle species - Tingay, R.E.; Dawson, D.A.; Pandhal, J.; Clarke, M.L.; David, V.A.; Hailer, F.; Culver, M. (Molecular Ecology Notes, 2007)