Dthinna Dthinnawan National Park and Dthinna Dthinnawan Nature Reserve are adjoining parks near Yetman, and about 100 km (62 mi) west Tenterfield, just north of the Bruxner Highway in northern New South Wales.
[1] The area had abundant food provided year-round resources for the Gamilaraay people.
[2] Koalas, squirrel gliders (Petaurus norfolcensis) and glossy black cockatoos are found in the parks, and the threatened black-striped wallaby (Notamacropus dorsalis), zig-zag velvet gecko (Amalosia rhombifer), squatter pigeon and delicate mouse (Pseudomys delicatulus) have been sighted.
[2] There are over 70 km (43 mi) of long distance and short loop horse-riding trails in the parks.
[3] Feral goats, feral pigs, foxes, cats, wild dogs and rabbits have been recorded, and weeds including Coolatai grass (Hyparrhenia hirta), mother-of-millions (Kalanchoe delagoensis), prickly pear species and whisky grass (Andropogon virginicus) are present.