Diatrymon

Diatrymon is an Ancient Bird Digimon whose name and design are derived from the genus, officially known as the  genus.

Digimon World DS
Diatrymon digivolves from Penguinmon. Diatrymon also appears at the Sky Palace.

Digimon World Dawn and Dusk
Diatrymon digivolves from Muchomon at LV 29 with 150 defence and 2400 bird exp and digivolves into Sinduramon. It also can be found at Proxy Island. In Dusk, it can also be found in Shine City

Attacks
 * Destruction Roar: A sound-wave attack that causes extensive damage.
 * Mega Dash Impact: A raging tackle.