Judean date palm 2005, before knowing the gender of the palm tree, Dr. Solowey was hoping that it would turn out to be female, for which there was a 50% chance, because that would have allowed it to give fruit; on the contrary, "if it's a male, it will just be a curiosity." Methuselah flowered in March 2011 and is male. As of 2012, there were tentative plans to crossbreed the palm with what was considered its closest extant relative, the Hayani date from Egypt, to generate fruit by 2022. By 2015 Methuselah had produced pollen that has been used successfully to pollinate
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