Western/Siberian House-Martin - eBird
Purple Martin 'Landlords' Manage a Different Kind of Tenant | Smithsonian's National Zoo and Conservation Biology Institute
Choosing Purple Martin Housing
NestWatch | Purple Martin - NestWatch
Be a Good Bird Landlord With a Purple Martin House - Birds and Blooms
Fairy Martin - The Australian Museum
Woven House Martin Bird Nester With Roof - Etsy
Purple Martin Imposters
Purple Martins: The Bird That Relies on Human-Built Nests - Cool Green Science
Did you know a house martin's nest is made with 1,000 beak-sized pellets of mud? | Scottish Wildlife Trust
House Martin | BTO - British Trust for Ornithology
Fairy Martin - eBird
Delichon - Wikipedia
Purple Martin | National Geographic | Purple martin, Martin bird, Wild bird feeders
Purple martins make great neighbors
Weekend Birding: Purple Martins and a Wren Update | Under My Apple Tree
Join in the purple martin competition - Farm and Dairy
Fairy martin - Wikipedia
May Bird of the Month — Audubon Society of Northern Virginia
Purple Martin Life History, All About Birds, Cornell Lab of Ornithology
House martin - Norfolk Wildlife Trust
Purple Martins Need YOU!
The "Purple Passion" of North America's Purple Martin Landlords | All About Birds All About Birds
Examine a Nest to Identify Birds
