A remote wilderness area of escarpments and gullies, waterfalls, limestone caves, pockets of pinkwood rainforest and outstanding eucalyptus scenery.

Deua is an important refuge for plant and animal species, many listed as threatened.

Other habitats include swamps, bogs, riverside forest, and rocky scrub.

[2] Over 106 species of birds and 62 types of mammals have been recorded in Deua National Park.

Particularly noteworthy is the high diversity of birds of prey, including the peregrine falcon and powerful owl.