Mascarene Martin
Masked Flowerpiercer
Masked Lapwing
Masked Trogon
Masked Water Tyrant
McGregor's Cuckooshrike
Meadow Bunting
Meadow Pipit
Mediterranean Gull
Melanesian Megapode
Melodious Warbler
Merlin
Metallic Starling
Metallic-winged Sunbird
Mew Gull
Mexican Violetear
Middle Spotted Woodpecker
Mimic Honeyeater
Mindanao Blue Fantail
Mindanao Hornbill