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Nest Guarding Behaviour of Stingless Bees, Heterotrigona itama (H.<br />

itama)<br />

Badrul Amin bin Abdul Malek<br />

Supervisor: Dr. Norasmah binti Basari<br />

Bachelor of Applied Science<br />

(Biodiversity Conservation and Management)<br />

School of Marine and Environmental Science<br />

Meliponi activities has been accepted by local farmer and related studies has<br />

been done in this field to enhance the understanding of this bees and their<br />

behaviours. However, stingless bee nest guarding behaviour are poorly studied<br />

particularly on species Heterotrigona itama (H. itama). This situation may put<br />

the stingless bee in harm if being placed in a vulnerable spot. A study was<br />

conducted to determine the nest guarding behaviours of this species towards<br />

different odours related towards their predators. The experiments reveal that<br />

the stingless bees attack aggressively towards both dummy intruders that<br />

attached with the odour of their nestmate and non-nestmate. The dummy with<br />

distilled water and the odour of weaver ants however were being ignored most<br />

of the time by the guards and the foragers. Future studies on the chemical<br />

component in the formic acid of the weaver ants may help in understanding<br />

the stingless bee’s defense behaviours.<br />

1684 | UMT UNDERGRADUATE RESEARCH DAY 2018

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