Gaviidae (loons) https://wild-birds.info/ 2015-04-18T07:05:46-05:00 Loon, Black-throated Geir https://wild-birds.info/585-loon-black-throated 2015-04-18T07:05:46-05:00 Loon, Red-throated Geir https://wild-birds.info/980-loon-red-throated 2017-06-19T11:13:44-05:00