2,361 research outputs found

    Glow worms as a tourist attraction in Springbrook National Park: Visitor attitudes and economic issues

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    nsect-based tourism mainly caters to a niche market, but its popularity has been growing in recent years. Despite its popularity this form of tourism has remained under-researched and in a sense its contribution to the tourism industry has gone mostly unnoticed. This paper reports the results of a study undertaken on one form of popular insect-based tourism, namely glow worms. The study was undertaken in Springbrook National Park (Natural Bridge section) southeast Queensland, which has one of the largest glow worm colonies in Australia that attracts thousands of visitors each year. A study of this form of tourism is important and useful for several reasons. It is important to understand this hitherto under-studied tourism activity to determine the type of visitors, their socio-economic attributes, economic benefits to the local economy, visitors’ knowledge of glow worms, education imparted, visitor satisfaction of glow worm viewing and visitor attitudes for the introduction of a user fee system to view glow worms. An understanding of these issues could not only help to better manage this valuable biological resource, but can be used to develop the industry to cater to a growing number of visitors. Tourism in glow worms can potentially be used not only to educate the public on the threats affecting glow worms and their colonies, but could also be used to conserve them. Lessons learnt from glow worms as an attraction to Springbrook National Park can be used to better manage and further develop other existing and new glow worm sites in Australia and elsewhere for tourism. Furthermore, it could provide some guidance for the management and development of other forms of current insect-based tourism activities (eg. butterflies) and develop new tourism ventures based on species such as stick insects and jewel beetles for which Australia is well known (Reader’s Digest, 1997

    Progressive Development of Timber Gridshell Design, Analysis and Construction

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    The impact of cave lighting on the bioluminescent display of the Tasmanian glow-worm Arachnocampa tasmaniensis

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    Bioluminescent larvae of the dipteran genus Arachnocampa are charismatic microfauna that can reach high densities in caves, where they attract many visitors. These focal populations are the subjects of conservation management because of their high natural and commercial value. Despite their tourism importance, little is known about their susceptibility and resilience to natural or human impacts. At Marakoopa Cave in northern Tasmania, guided tours take visitors through different chambers and terminate at a viewing platform where the cave lighting is extinguished and a glowing colony of Arachnocampa tasmaniensis (Diptera: Keroplatidae) larvae on the chamber ceiling is revealed. Research has shown that exposure to artificial light can cause larvae to douse or dim their bioluminescence; hence, the cave lighting associated with visitor access could reduce the intensity of the natural display. We used time-lapse digital photography to record light output over 10 days to determine whether cave lighting affects the intensity or rhythmicity of bioluminescence. Simultaneously, another colony in a different section of the cave, away from tourist activity, was photographed over 3 days. Both colonies showed high-amplitude 24 h cycling of bioluminescence intensity, with the peak occurring at 11.50 h at the unvisited site and 12.50 h at the main chamber, so the time of peak display did not appear to be substantially affected by light exposure. Intermittent light exposure experienced by larvae in the main chamber caused detectable reductions in bioluminescence intensity; however, recovery was rapid and the overall shape of the daily bioluminescence curve closely matched that of the unvisited colony. In conclusion, the artificial light exposure regime used in Marakoopa Cave does not have a substantial effect on the timing or quality of the bioluminescence display. The time-lapse photographic monitoring method could be permanently implemented at focal tourism sites to provide information about daily, seasonal and annual fluctuations in the displays, the response to events such as drought and flood, and the population's ability to recover from adverse conditions

    When Night Comes O\u27er the Plain

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    When night comes o\u27er the plain,And moonlight o\u27er the sea,Oh! meet me once again,Where oft I\u27ve welcom\u27d thee.When first the glow-worm\u27s ray,Illumes the verdant lea,I\u27ll leave my lonely way,And wander forth with thee.How dear is ev\u27ry spot,Where oft in youth we stray\u27d.The tree whose branches hungAbove the flowing rill,Upon whose banks we sung,The songs that haunt me still. At evening\u27s quiet hour,O leave thy mountain home, And seek thy peaceful bow\u27r,To which we used to roam.I\u27ll sing the olden songs,long neglected lays,Whose brightest theme belongs To youth\u27s departed days,How dear $c

    Australian Glow-worms in Caves

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    Glow-worms are the larvae of a fly from the family Keroplatidae. Their closest relatives are the “fungus flies” that seek out mushrooms for their larvae to consume. Glow-worms have gone out on an evolutionary limb, albeit a successful one. They have lost their association with fungi and have instead become carnivorous. The unique feature of glow-worms is their ability to bioluminesce—to produce light

    That\u27s An Irish Lullaby (Too-ra-loo-ra-loo-ral)

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    [Verse 1] Over in Killarney, Many years ago, Me Mither sang a song to me In tones so sweet and low, Just a simple little ditty, In her good ould Irish way, And I’d give the world if she could sing That song to me this day. [Chorus] “Too-ra-loo-ra-loo-ral, Too-ra-loo-ra-li, Too-ra-loo-ra-loo-ral, Hush now, don’t you cry! Too-ra-loo-ra-loo-ral, Too-ra-loo-ra-li, Too-ra-loo-ra-loo-ral, That’s an Irish lullaby.” [Verse 2] Oft, in dreams, I wander To that cot again, I feel her arms a huggin’ me As when she held me then. And I hear her voice a hummin’ To me as in days of yore, When she used to tuck me fast asleep Outside the cabin door. [Chorus

    Colour vision in the glow-worm Lampyris noctiluca (L.) (Coleoptera: Lampyridae): evidence for a green-blue chromatic mechanism

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    Male glow-worms Lampyris noctiluca find their bioluminescent mates at night by phototaxis. There is good evidence that location of mates by lampyrid beetles is achieved by a single spectral class of photoreceptor, whose spectral sensitivity is tuned to the bioluminescent spectrum emitted by conspecifics, and is achromatic. We ask whether glow-worm phototaxis involves interactions between two spectral classes of photoreceptor. Binary choice experiments were conducted in which males were presented with artificial light stimuli that differ in spectral composition. The normal preference for a green stimulus (λmax=555 nm), corresponding to the bioluminescence wavelength produced by signalling females, was significantly reduced by adding a blue (λmax=485 nm) component to the signal. This implies an antagonistic interaction between long- and short-wavelength sensitive photoreceptors, suggesting colour vision based on chromatic opponency. Cryosections showed a band of yellow filter pigment in the fronto-dorsal region of the male compound eye, which could severely constrain colour vision in the dim conditions in which the insects signal. This apparent paradox is discussed in the context of the distribution of the pigment within the eye and the photic niche of the species

    Don\u27t Take \u27No\u27 for an Answer

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    Two veterans, an retired Army officer and a World War II Women\u27s Army Corp veteran. find common ground in the bonds of shared military service. Articles, stories, and other compositions in this archive were written by participants in the Mighty Pen Project. The program, developed by author David L. Robbins, and in partnership with Virginia Commonwealth University and the Virginia War Memorial in Richmond, Virginia, offers veterans and their family members a customized twelve-week writing class, free of charge. The program encourages, supports, and assists participants in sharing their stories and experiences of military experience so both writer and audience may benefit

    Economics, wildlife tourism and conservation: Three case studies

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    This report presents the results of an economics component of the National Interdisciplinary Project (NIP) on wildlife tourism in Australia. The main objectives of the study were to outline and assess the role that economics can play in the valuation and management of wildlife-based tourism, undertake appropriate case studies to highlight the value of economics and its limits in assessing wildlife tourism in each case, take into account relevant environmental issues involved in wildlife tourism, and make future recommendations

    Glow-worm

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    Introduction: Shine little glow-worm, glimmer, glimmer Shine little glow-worm, glimmer, glimmer Lead us lest too far we wander Love’s sweet voice is calling yonde
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