Don't be scared and stop crying, blow your nose and read this article. There's a picture of a white bug on a guinea pig along with an article. The treatment is the last paragraph. Your pig will be just fine!

http://www.guinealynx.info/furmites.html

I have guinea pigs so it xould be lice but it was a white ovval shape it was abit smallerhan an ant and it was jumping didnt walk it literally jumped please help im sososo scared and im crying i cant sttop shakingb