Walking Robot - References

Trying to learn how to build a 6 legged robot from scratch....
I presently don't know how the robot leg mechanism and could find any beginner references..
can anyone post some references / guide me how to start with these?

Inverse kinematics is what you want to learn about.

http://letsmakerobots.com/node/31339

There are various three servo hexapods on the net. Google and youtube searches should produce a number of designs that are fairly simple to build.

https://www.youtube.com/results?search_query=three+servo+hexapod

https://www.google.com/search?as_q=three+servo+hexapod&as_epq=&as_oq=&as_eq=&as_nlo=&as_nhi=&lr=&cr=&as_qdr=all&as_sitesearch=&as_occt=any&safe=images&as_filetype=&as_rights=&gws_rd=ssl