Palm Walk being planted in 1916, there is no definitive date on when the trees were planted. The best estimates for when the trees were planted vary from 1916 to 1919, although there also exist orders for trees in 1917 and 1918, the latter of which mentions the purchase of palm trees. Originally planted on the northern end of the walk near the original Normal School campus, the trees were later planted to the south, as the college expanded. The last trees were planted in 1930 or the 1930s, depending on sources, and are smaller than the trees on northern portions of
Palm cockatoo and creation of nest hollows. Fires allow the colonisation of microorganisms and termites, which enter the tree and start hollowing out the inside. Cyclones are important in the final stage of nest hollow development. The palm cockatoo often feeds during the early hours of the day on a diet that consists mostly of wild growing pandanus palm fruit and nuts from the kanari tree, "Canarium australasicum". They have also been seen eating fruit from Darwin stringy bark "Eucalyptus tetradonta" and nonda tree, as well as seeds from the cocky apple tree, beach almond, and black bean tree. The palm cockatoo