Twitter card image appears in validator but not appearing in tweets

My test site is http://birdbrath.com/index3.html

Twitter card image appears in validator but not appearing in any of three tweets links. Below is one. Feel free to test them out Any Ideas? Thanks. Robert

<a href = “https://twitter.com/share?ref_src=twsrc%5Etfw” class = “twitter-share-button” data-show-count = “false” ><img height = “45” alt = “twitter logo” src = “http://birdbreath.com/images1/twt.png” >

Here is another

<a href = “https://twitter.com/share?ref_src=twsrc%5Etfw” class = “twitter-share-button” data-show-count = “false” > Tweet

And the third

<a href = “https://twitter.com/intent/tweet?url=http://birdbreath.com&text=your%20text” > Tweet