Status and trends | BTO – British Trust for Ornithology F Records of bird species recorded before 1800. Population change. Population Change concerns how the number of birds in the UK has changed over time. Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews February 14, 2023 by Pumilo Bird News 0