I don’t know why that happened.
Next time, add WIDTH=’400’ inside your IMG command.
On the other hand this post is a good example of a bad post, and using all of that "server" space.
Your heart was in the right place, unfortunately shall we just say, you zigged, when you should have zagged. :-)
The HTML coding which creates the page is designed to resize the photo automatically so it doesn't overwhelm the text that goes with it. When you hotlinked the image, that resizing feature didn't come with it.