The house martin - Saga
House Martin Nest (Double) | CJ Wildlife
Swallows and House Martins Desperately Need Our Help - Valencia Birding - Guided Bird Watching in Spain
House martins in dire decline because 'homeowners are destroying their nests' | Daily Mail Online
Northern/Siberian House-Martin - eBird
Swan's snippets: Artificial nests for house-martins - The Field
A Circlage of House Martins — Photograph France
Delichon - Wikipedia
Almost Wordless Wednesday: House Martins | The Anxious Gardener
House Martins/swallows - No Birds Here!
House Martin on Arran - Arran Birding
House Martin Box success | Three Amigos Birding
Species of the day: House Martin | Sussex Wildlife Trust
HOUSE MARTINS 2024 – Jonathan Pomroy
House Martin | Littlehampton Museum
House martin - Norfolk Wildlife Trust
The House Martin Survey | BTO - British Trust for Ornithology
Wall-Mounted House Martin Colony – Vivara Pro
Western house martin - Wikipedia
Five facts you need to know about house martins - Scottish Nature Notes - Our work - The RSPB Community
Nest cups – House Martin Conservation UK & Ireland
14 facts about house martins – The Devon House Martin Project
