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Insects Aggregation is Environmental Dependent

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Version 2 2014-10-08, 13:24
Version 1 2014-10-08, 12:43
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posted on 2014-10-08, 12:43 authored by Muhammed Al-DakheeliMuhammed Al-Dakheeli

This experiment was conducted at Danby Woods (York University) during the fall term of 2014. The used tools were sweeping net, a timer, two measuring tapes (each 25 meters), and data sheet. The researcher applied the measuring tape on the grass land starting with 20 meters and added 5 meters to every new trial till reaching 40 meters in the last trial. Also, the sweeping period was recorded and was set to start with 30 seconds and increase by a factor of 7.5 seconds in every trial gradually till reaching 1 minute. In this case, the increasing of time is equally linked to the increasing of the distance. Further, the condition of the grass was estimated on a scale of 1-5 to investigate the difference between each habitat. The trails were conducted in pairs and each pair was given a number (1-5) with respecting the distance enlargement. Further, each individual in a trail pair was given either letters (a) or (b). Never the less, in some regions some litters were found and documented as (**). Further, in the last trail a dead animal was encountered and indicated as (*). Finally, the number and the type of insects was documented to study the density of insects and if there is any connection between insects. This experiment was conducted at 3:30 and the temperature was 14 °C (according to the Weather Network app).

Note 1: The researcher defined an insect as: a small arthropod animal that has many pairs of legs and generally one or two pairs of wings.

Note 2: The insect identification was performed by using Insectidentification.org website and Insect Orders app (From GooglePlay store).

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