Arduino + Xbee Shield + Arduino Ethernet Shield is it possib

As the subject can i use my Arduino uno + Xbee Shield + Arduino Ethernet Shield in the same time

Link for Arduino Ethernet Shield http://arduino.cc/en/Main/ArduinoEthernetShield

Link for the Xbee Shield http://arduino.cc/en/Main/ArduinoXbeeShield

Any of those could help me ?

http://www.sindono.com/stacking-an-ardu … ee-shield/

http://home-automation-upenn.blogspot.c … hield.html

Thanks for help :slight_smile: