* Insects: They are very good at catching insects, especially beetles, grasshoppers, and locusts.
* Small mammals: They will also hunt and eat small mammals like rodents.
* Birds: They will take advantage of bird eggs and chicks if they can find them.
* Fruits and vegetables: They will also eat fruits and vegetables that are available to them in their environment.
So, yes, fennec foxes will eat eggs with yolks inside if they can find them. However, they are not specifically known for eating eggs as a staple part of their diet.