Friday, 26 August 2011

Brigalows, Burnt out Road-grader, & Brindled Nailtail wallaby – Idalia National Park – Far West Queensland 16-08-11

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Brigalow (Acacia harpophylla) 10 to 20m forming a dense avenue of glinting silver foliage through the Park. It’s narrow crescent shaped shaped silvery phyllodes (flattened leaf stalks) deflect the heat from the sun. The tree’s furrowed bark is almost black, in wonderful contrast.

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This road grader started a bush fire in Idalia National park just a few days before we arrived at the campsite. The surrounding bush was still smouldering and the Ranger warned us to be prepared to leave if the wind changed direction! Apparently the Grader driver noticed that the vehicle had caught fire, below it’s chassis. tried extinguishing the flames, and was lucky to escape unharmed!

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Bridled Nailtail wallaby (flashjacks) feed at night, mainly on herbs midst scrubland sandy areas.

The ranger told us that she has observed that the male Nailtail uses the protrusion at the end of its tail to inscribed scribbles on the sandy ground when seeking attention of a female! Sounds bizarre – however no more than another explanation that the protrusion is used as a pivot to change direction quickly hence the name flashjacks. Perhaps the answer is to raise the question with the elders who once lived here.

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