Okay.

[his bite before was cautious, how he bit hard and then checked before increasing pressure. this time, after licking the first bite quickly clean of blood and checking that the bitemarks will overlap at the right angles... he digs his grip into quetzal's waist and lunges, sinking his teeth in with a deeply piercing bite. this is one for hunting and fighting. sometimes for killing.

muffin even growls for good measure]