- Large-billed Crow
- Large-footed Finch
- Laughing Dove
- Laughing Gull
- Lavender Waxbill
- Least Sandpiper
- Lesser Adjutant
- Lesser Black-backed Gull
- Lesser Kestrel
- Lesser Redpoll
- Lesser Spotted Woodpecker
- Lesser Whistling Duck
- Lesser Whitethroat
- Lesser Yellowlegs
- Lilac-breasted Roller
- Little Bee-eater
- Little Blue Heron
- Little Bunting
- Little Egret
- Little Grebe
- Little Gull
- Little Ringed Plover
- Little Stint
- Long-billed Hermit
- Long-eared Owl
- Long-tailed Duck
- Long-tailed Glossy Starling
- Long-tailed Nightjar
- Long-tailed Silky-flycatcher
- Long-tailed Tit
- Louisiana Waterthrush