1)
What exactly, is 'Kar ha'Gamal'?
1.
Rashi, Targum Onkelos and Targum Yonasan: A saddle-cloth or a cushion that one places underneath the camel's saddle. 1
2.
Rashbam: It is the cushion or the blanket that one places on the camel, on which one sits.
1
Alternatively, based on the Gemara in Eruvin, it means the saddle itself.
2)
When Lavan searched Rachel's tent, why didn't the Terafim say, "we are here"?
1.
Hadar Zekenim (19): They consider themselves deities. It is a disgrace to be under someone's rump!
2.
Riva: They speak only after they are worshipped.
3.
Tosfos ha'Shalem (3): Rachel pressed tightly on them, lest they scream.