The most well known provider of wildlife pin badges in the UK with well over 200 designs and countless specials. The RSPB release a select few of the badges through the official eBay seller and most can be found in donation boxes around the UK. These badges have already been well documented on another site (saving me time!)- link below:
They also have a facebook group for like-minded collectors.
The RSPB also participate in joint projects with other wildlife
organisations in various countries or Birdlife partners.
WildSounds has been the BirdLife Species Champion for Spoon-billed Sandpiper for a number of years. To raise awareness, and more importantly funds, they in partnership with the RSPB and Birdlife produced two pins available in donation boxes at their stands and stalls.
More information can be found here: http://www.wildsounds.com/pages/articleSpoonie.shtml
RSPB and EU Aquarium Curators
Mixed Organisation Projects
Slender Billed Curlew
These are just some of the combined projects from the RSPB and other Birdlife partners. Others can be found on the Birdlife Page along with other Birdlife international partners own pins. Many partners do use RSPB pin designs but on their own backing cards such as Birdlife Malta or SOS (Birdlife Slovakia). Click here: