An eagle is the ancient symbol for the 4th Gospel, written by the Apostle John. Thus, many congregations named in honor of this saint use the eagle as a very accessible logo, a symbol readily identifiable.
A simple search of the internet will reveal why an eagle.
The blog itself is to lend a helpful tool to the parish for communication, especially of testimonies, witnessing, answers to prayers, requests for prayer, reflections, and more. Photos are welcome.
There is still a need for two or three others that might help with moderating and posting and editing. If that might be you, then leave a message. It should be said that all of the posts may or may not reflect any offical position taken by the Rector and the Vestry.