Dugyan (photo credit to The Philippine Star)

dugyan - (dug-yan; Palaweño fruit) [n.] red durian (sc.name: Durio graveolens)

Unlike the usually cultivated durians of Mindanao, the fruit of dugyan is smaller in size, weighing less than a kilogram with sharper and longer spikes on its thick coat. It is yellow-green when unripe and turns bright yellow to yellow-orange when ripe...(Read more here)