Kakuru Facts
| Diet | Carnivore |
| Height | 0.8m |
| Length | 2.4m |
| Weight | 20 kg |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Theropod |
| Location | Australia |

| Diet | Carnivore |
| Height | 0.8m |
| Length | 2.4m |
| Weight | 20 kg |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Theropod |
| Location | Australia |
Kakuru is one of Australia's most enigmatic theropod dinosaurs, known from remarkably little fossil evidence yet representing an important piece of the country's prehistoric puzzle. Living during the Early Cretaceous period, roughly 125 to 113 million years ago, this theropod inhabited what is now South Australia when the continent was part of the southern supercontinent Gondwana.
The entire knowledge of Kakuru rests on a single fossilised tibia (shin bone) discovered in opal-bearing rocks near Andamooka. This partial leg bone suggests Kakuru was a relatively small theropod, estimated to have measured around 2.4 metres in length and standing about 80 centimetres tall at the hip. The bone's structure indicates it belonged to a bipedal predator, likely built for swift movement across the Early Cretaceous landscape.
As a theropod, Kakuru would have been a carnivore, probably hunting smaller prey such as early mammals, reptiles, and possibly other small dinosaurs. Its relatively modest size suggests it occupied a different ecological niche from larger predators that may have shared its environment. The discovery of Kakuru in opal deposits makes it particularly special, as the fossilisation process created stunning opalised remains.
Unfortunately, the limited fossil material makes it extremely difficult for palaeontologists to determine Kakuru's exact relationships to other theropods or to provide detailed reconstructions of its appearance and behaviour, leading to its classification as a dubious genus.
Kakuru's distinguishing features are largely unknown due to the limited fossil material consisting of only a single tibia. The bone structure suggests it was a small, lightly-built theropod with long, slender legs adapted for running.
With only a shin bone to study, Kakuru's behaviour remains largely speculative. As a small theropod, it likely was an active predator that relied on speed and agility to catch prey and avoid larger predators in the Early Cretaceous landscape of Australia.
Kakuru was first described by Ralph Molnar and Alan Bartholomai in 1980. The original fossils were discovered at Andamooka, South Australia.