Why my male guinea pigs keeps on yawning?

[SmiggleBrownie]

I have a 4 months old guinea pig, today i noticed an excessive yawning whenever he eat, he walks or lying down. Anybody knows why? Is he sick? It makes me worry though...hope someone can help me with this

 

[Wiebke]

I have a 4 months old guinea pig, today i noticed an excessive yawning whenever he eat, he walks or lying down. Anybody knows why? Is he sick? It makes me worry though...hope someone can help me with this

Hi! Please have him vet checked in case he has got something stuck at the back of his mouth or between the back teeth that interferes with swallowing and that can cause even more problems in the longer term.