Java Sparrow (Hawaii) – Lucy’s Warbler Java Sparrow (Hawaii) Juniper Titmouse Kalij Pheasant (Hawaii) Kauai Amakihi (Hawaii) Kauai Elepaio (Hawaii) Kentucky Warbler Kildeer King Eider King Rail Kirkland’s Warbler Kitlitz’s Murrelet Ladder-backed Woodpecker Lapland Longspur Lark Bunting Lark Sparrow La Sagra’s Flycatcher (USA) Laughing Gull Lavender Waxbill Lawrence’s Goldfinch Laysan Albatross Lazuli Bunting Leach’s Storm-Petrel Least Auklet Least Bittern Least Flycatcher Least Grebe Least Sandpiper Least Tern Le Conte’s Sparrow Le Conte’s Thrasher Lesser Black-backed Gull Lesser Goldfinch Lesser Scaup Lesser Yellowlegs Lewis’s Woodpecker Limpkin Lincoln’s Sparrow Little Blue Heron Little Bunting (USA) Little Egret (USA) Little Gull (USA) Loggerhead Shrike Long-billed Curlew Long-billed Dowitcher Long-billed Thrasher Long-eared Owl Long-tailed Duck Long-tailed Jaeger Lousiana Waterthrush Lucifer Hummingbird Lucy’s Warbler