Fore and Aft

[cmr164]

One dog goes in:

http://www.iisc.com/dgrin/vashon99dec100dogAft_s.jpg (http://www.iisc.com/dgrin/vashon99dec100dogAft.jpg)

and another comes out.
http://www.iisc.com/dgrin/vashon99dec103dog_s.jpg (http://www.iisc.com/dgrin/vashon99dec103dog.jpg)

My apologies for the blurriness of the first image.