- Leyte Tit Babbler
- Liben Lark
- Liberia
- Liberian Black-Flycatcher
- Liberian Black Flycatcher
- Liberian Greenbul
- Liberty-Dayton
- Liberty-Dayton, Texas
- Libya
- Lichenostomus
- Lichenostomus cassidix
- Lichenostomus chrysops
- Lichenostomus cratitius
- Lichenostomus cratitius cratitius
- Lichenostomus fasciogularis
- Lichenostomus flavescens
- Lichenostomus flavicollis
- Lichenostomus flavus
- Lichenostomus frenatus
- Lichenostomus fuscus
- Lichenostomus hindwoodi
- Lichenostomus keartlandi
- Lichenostomus leucotis
- Lichenostomus melanops
- Lichenostomus melanops meltoni
- Lichenostomus obscurus
- Lichenostomus ornatus
- Lichenostomus penicillatus
- Lichenostomus penicillatus penicillata
- Lichenostomus penicillatus penicillatus
- Lichenostomus plumulus
- Lichenostomus subfrenatus
- Lichenostomus unicolor
- Lichenostomus versicolor
- Lichenostomus virescens
- Lichmera
- Lichmera alboauricularis
- Lichmera argentauris
- Lichmera deningeri
- Lichmera flavicans
- Lichmera incana
- Lichmera indistincta
- Lichmera limbata
- Lichmera lombokia
- Lichmera monticola
- Lichmera notabilis
- Lichmera squamata
- Lichtenstein's Sandgrouse
- Lidth's Jay
- Liechtenstein
- Light-crowned Spinetail
- Light-mantled Albatross
- Light-mantled Mollymawk
- Light-vented Bulbul
- Lilac-breasted Kingfisher
- Lilac-breasted Roller
- Lilac-cheeked Kingfisher
- Lilac-crowned Amazon
- Lilac-crowned Fruit Dove
- Lilac-crowned Parrot
- Lilac-marked Kingfisher
- Lilac-naped Bowerbird
- Lilac-tailed Parrotlet
- Lilac Kingfisher
- Lilac Nuthatch
- Lilian's Lovebird
- Lilian's Meadowlark
- Lilith Owlet
- Limestone Leaf-Warbler
- Limestone Leaf Warbler
- Limestone Sabrewing
- Limestone Wren-Babbler
- Limestone Wren Babbler
- Limicola
- Limicola Falcinellus
- Limicola falcinellus
- Limnoctites
- Limnoctites rectirostris
- Limnoctites sulphuriferus
- Limnodromus
- Limnodromus griseus
- Limnodromus griseus caurinus
- Limnodromus griseus griseus
- Limnodromus scolopaceus
- Limnodromus semipalmatus
- Limnornis
- Limnornis curvirostris
- Limnornis rectirostris
- Limnothlypis
- Limnothlypis swainsonii
- Limosa
- Limosa fedoa
- Limosa fedoa fedoa
- Limosa haemastica
- Limosa lapponica
- Limosa lapponica baueri
- Limosa limosa
- Limosa limosa islandica
- Limosa limosa melanuroides
- Limpkin
- Lina's Sunbird
- Linaria
- Linaria cannabina
- Linaria flavirostris
- Linaria johannis
- Linaria yemenensis
- Linchi Swiftlet
- Lincoln's Sparrow
- Lincoln Park
- Lincoln Park, East of totem pole at Addison(Chicago, IL)
- Lincolnshire
- Line-cheeked Spinetail
- Line-fronted Canastero
- Lineated Barbet
- Lineated Foilage Gleaner
- Lineated Foliage-gleaner
- Lineated Foliage Gleaner
- Lineated Pytilia
- Lineated Woodcreeper
- Lineated Woodpecker
- Lined Antshrike
- Lined Forest-Falcon
- Lined Forest Falcon
- Lined Quail-Dove
- Lined Seedeater
- Linurgus
- Linurgus olivaceus
- Liocichla
- Liocichla bugunorum
- Liocichla omeiensis
- Liocichla phoenicea
- Liocichla ripponi
- Liocichla steerii
- Lioparus chrysotis
- Lioptilus
- Lioptilus nigricapillus
- Liosceles
- Liosceles thoracicus
- Lipaugus
- Lipaugus ater
- Lipaugus cryptolophus
- Lipaugus fuscocinereus
- Lipaugus lanioides
- Lipaugus streptophorus
- Lipaugus subalaris
- Lipaugus unirufus
- Lipaugus uropygialis
- Lipaugus vociferans
- Lipaugus weberi
- Lissotis
- Lissotis hartlaubii
- Lissotis melanogaster
- List of Bird Songs
- List of bird songs
- Lita Woodpecker
- Lithuania
- Little Auk
- Little Banded Goshawk
- Little Barbet
- Little Bee-eater
- Little Bittern
- Little Black Cormorant
- Little Blue-winged Pitta
- Little Blue Heron
- Little Blue Macaw
- Little Blue Penguin
- Little Blue Swallow
- Little Broad-billed Prion
- Little Bronze-Cuckoo
- Little Bronze Cuckoo
- Little Brown Bustard
- Little Bunting
- Little Bustard
- Little Buttonquail
- Little Chachalaca
- Little Corella
- Little Cormorant
- Little Crake
- Little Crow
- Little Cuckoo
- Little Cuckoo-Dove
- Little Cuckoo Dove
- Little Curlew
- Little Eagle
- Little Egret
- Little Falcon
- Little Flycatcher
- Little Forktail
- Little Friarbird
- Little Grassbird
- Little Gray Flycatcher
- Little Gray Woodpecker
- Little Grebe
- Little Green-Pigeon
- Little Green Bee-eater
- Little Green Heron
- Little Green Pigeon
- Little Green Sunbird
- Little Green Woodpecker
- Little Greenbul
- Little Grey Alseonax
- Little Grey Flycatcher
- Little Grey Greenbul
- Little Grey Woodpecker
- Little Ground-Tyrant
- Little Ground Tyrant
- Little Gull
- Little Hermit
- Little Heron
- Little Inca-Finch
- Little Inca Finch
- Little Kai White-eye
- Little Kei White-eye
- Little King Bird-of-paradise
- Little Kingfisher
- Little Long-billed Cuckoo
- Little Lorikeet
- Little Magpie
- Little Minivet
- Little Nightjar
- Little Olive Waxbill
- Little Olive Weaver
- Little Oliveback
- Little Owl
- Little Paradise-Kingfisher
- Little Paradise Kingfisher
- Little Penguin
- Little Pied Cormorant
- Little Pied Flycatcher
- Little Pratincole
- Little Purple-banded Sunbird
- Little Rann of Kutch
- Little Raven
- Little Restless Flycatcher
- Little Ringed Plover
- Little Rock-Thrush
- Little Rock Thrush
- Little Rush-Warbler
- Little Rush Warbler
- Little Shag
- Little Shearwater
- Little Shrike-Thrush
- Little Shrike-thrush
- Little Shrike Thrush
- Little Shrikethrush
- Little Slaty Flycatcher
- Little Sparrowhawk
- Little Spiderhunter
- Little Spotted Kiwi
- Little Spotted Woodpecker
- Little Starling
- Little Stint
- Little Sumba Boobook
- Little Sumba Hawk-Owl
- Little Sumba Hawk Owl
- Little Sunangel
- Little Swift
- Little Tawny Pipit
- Little Tern
- Little Thornbird
- Little Thrush
- Little Tinamou
- Little Treecreeper
- Little Wattlebird
- Little Weaver
- Little White Tern
- Little Wood-Rail
- Little Wood Rail
- Little Woodpecker
- Little Woodstar
- Little Woodswallow
- Little Yellow Flycatcher
- Little Yellow Flycatcher Warbler
- Little scaly-bellied green Woodpecker
- Littoral Rock-Thrush
- Littoral Rock Thrush
- Livingstone's Flycatcher
- Livingstone's Flycatcher Warbler
- Livingstone's Turaco
- Lizard Buzzard
- Llanelli
- Llobregat Delta
- Llobregat Delta(Catalonia, Spain)
- Llobregat Delta (Catalonia)
- Lloyd's Bush-Tit
- Lloyd's Scimitar-Babbler
- Lloyd's Scimitar Babbler
- Loanda Swift
- Loango Weaver
- Loboparadisea
- Loboparadisea sericea
- Lobotos
- Lobotos lobatus
- Lobotos oriolinus
- Locations Portal
- Loch Fleet
- Loch Garten
- Loch Leven
- Loch Lomond
- Loch Ordie
- Loch Ruthven Nature Reserve
- Loch of Kinnordy Kirriemuir
- Loch of Kinnordy Kirriemuir Angus
- Loch of Kinnordy RSPB Reserve Kirriemuir Angus Scotland
- Loch of Lintrathen
- Loch of Strathbeg
- Loch of the Lowes
- Lochmias
- Lochmias nematura
- Lochwinnoch
- Lochwinnoch(Renfrewshire)
- Locust Finch
- Locust Starling
- Locustella
- Locustella accentor
- Locustella alishanensis
- Locustella amnicola
- Locustella castanea
- Locustella caudata
- Locustella certhiola
- Locustella chengi
- Locustella davidi
- Locustella fasciolata
- Locustella fluviatilis
- Locustella idonea
- Locustella kashmirensis
- Locustella lanceolata
- Locustella luscinioides
- Locustella luteoventris
- Locustella major
- Locustella mandelli
- Locustella montis
- Locustella naevia
- Locustella ochotensis
- Locustella pleskei
- Locustella pryeri
- Locustella seebohmi
- Locustella tacsanowskia
- Locustella thoracica
- Locustella timorensis
- Locustellidae
- Locustfinch
- Loddigesia
- Loddigesia mirabilis
- Loetoe Monarch


