Insecta Insect

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INTRODUCTION

Insects are recorded as the most numerous organism on Earth. According to statistics, there are around nine hundred (900) thousand types of insects which accounts for around eighty (80) percent of the world’s species (Smithsonian,2017). Insects belong to Phylum Arthropoda and under Class Insecta. The adult insects are described to have three segments of the body namely the head, thorax and abdomen. The insect has prominent characteristic that differentiate them from other arthropods,i.e., the presence of not more than 3 pairs of legs in the thorax. (Britton, 2011). In the tropics, one of the difficulties encountered by taxonomist interested in Class Insecta is myrmecology, the study of ants. Aside from a scattered sources of literature. Systematic references are difficult to access. Moreover, these sources are outdated or available in developed countries (General & Alpert, 2012).
In the Philippines for instance, myrmecology, specifically its biogeography …show more content…

Each trap consisted of a stainless cup with a height of 10 cm and width of 4.7 cm. A plastic cup was put inside with small holes at the bottom for the liquid to drop to the stainless cup during collection. Inside the plastic cup was a solution of 150 mL water and 2 tsp. salt. The salt was used as a killing and preserving agent. The solution reached the height of 4.5 cm inside the cup. The traps were then placed within the holes dug from the soil. Each trap was at the same level as the soil to ensure capture of ants. Stainless cover was placed at the top of the traps for protection from rainwater. All 15 traps placed on the grassland had covers. In the case of the secondary forest pitfall traps, only 9 cups (SF 5,7,8,9,15,16,17,18,19) were covered with an umbrella while the remaining 15 traps (SF1,2,3,4,6,10,11,12,13,14,20,21,22,23,24) had

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