Do Mobile Devices request background images from desktop styles?

by Admiral Potato

HTML

<div id="image"></div>

CSS

*{
    margin: 0;
    padding: 0;
}
html, body, #image{
    height: 100%;
    width:  100%;
}

/*Desktop*/
#image{
    background-image: url('http://goo.gl/rvD5s');
    background-repeat: repeat;
    background-position: center center;
}

/*Tablet Landscape*/
@media screen and (max-width: 960px){
    #image{
        background-image: url('http://goo.gl/lmBHm');
    }
}

/*Tablet Portrait, Large Mobile Landscape*/
@media screen and (max-width: 780px){
    #image{
        background-image: url('http://goo.gl/lmBHm');
    }
}

/*iPhone Landscape?*/
@media screen and (max-width: 680px){
    #image{
        background-image: url('http://goo.gl/MDfsP');
    }
}

/*iPhone Portrait?*/
@media screen and (max-width: 360px){
    #image{
        background-image: url('http://goo.gl/Ru1ql');
    }
}