Bacteria that cause pus are called pyogenic. Although pus is normally of a whitish-yellow hue, changes in the color can be observed under certain circumstances. Pus is sometimes green because of the presence of myeloperoxidase, an intensely green antibacterial protein produced by some types of white blood cells.
Chestnut Mare. Chestnut Mare is a song by the American rock band The Byrds, written by Roger McGuinn and Jacques Levy during 1969 for a planned country rock musical named Gene Tryp. The musical was never staged and the song was instead released in September 1970 as part of The Byrds' (Untitled) album.
For the song by Gene Autry, see Back in the Saddle Again.  Back in the Saddle  is a song by American hard rock band Aerosmith.It was written by Steven Tyler and Joe Perry. It is the first song on Aerosmith's pinnacle hard rock album Rocks released in 1976.Back in the Saddle  is a song by American hard rock band Aerosmith.