9.+Credits+and+References

-Echidna by Robertpaulyoung //(flickr Images)// -Extra extra happy kangaroo by robstephaustralia//(flickr Images)// -Lions by Corey Leopld //(flickr Images)// -Penguin can fly by Ken2754@yokohama //(flickr Images)// -Superb Lyrebird by Ryan Wick //(flickr Images)// -Cartoon Eyes by Kitty Nights (google images) -Destroyed Houses by Greenpeace (google images) -Tiger by LA Times Blog (google images) -Zoo Keeper by Maynardlivingston (google images) -Smile Orang-utan by Jennifer S Don (google images) -Orang-utan in tree by Foe (google images) -Platypus by Stefan Kraft -Wombat by Jason Pratt (google images) -Koala by Mark Probst (google images) -Crocodile by Hamed Saber (google images)
 * __ Images found at Creative Commons __**

__**Audio **__ -Siren ([]) -Clapping by PacDV ( [])

**__Teachers Page__** Science and Technology K-6. (1993). //Board of Studies//. Retrieved January 14, 2010, from http://k6.boardofstudies.nsw.edu.au/files/science-and-technology/k6_scitech_syl.pdf