Winged creature is a class of creatures that live in an extensive variety of situations, from the tropical districts to the polar area. Them comprises more than 10,000 species (Betz and Parr, n.d.). Every specie of feathered creature has a limited scope of size from little to extensive in light of the fact that the wing size of flying creatures is shift. In tropical locale, feathered creatures assume jobs as bug controller or pollinator to plants and creatures. In Borneo, there are 643 types of winged creatures recorded. (Wong, 2012). Nonetheless, feathered creature species found in regular woods and ranch are extraordinary. Numerous tropical woodlands have been changed over into manor or farming because of the interest of crude materials. As indicated by FAO (XX), numerous private divisions are include in timberland estate plan, for example, Sabah Forest Industries (SFI), Sabah Softwoods (SS), Sabah Forest Department Authority (SAFODA) and different organizations. Those organizations are set up quickly developing tree species in backwoods estate region. Tree species planted are by and large fascinating, for example, Acacia mangium, Paraserianthes falcataria and Tectona grandis. The explanation behind plant extraordinary species is give reasonable supply of wood materials for its modern uses in brief periods. To guarantee the manageable wood material supply, quickly developing types of trees are prescribed to the modern ranch. Acacia mangium is an animal groups that contribute for the wood generation in Malaysia. A. mangium has been planted broadly in East Malaysia for the wood based industry. (Adam et al, n.d.) This types of tree is well creates in Sabah due to its attractive properties which is quick development, great wood quality and resilience to poor soil condition. (Krisnawati et al., 2011) Acacia mangium is begins from the sticky tropical woods of north-eastern Australia. The tree species was effective acquainted with Sabah in the mid of 1960's. (Krisnawati et al., 2011) This quickly developing species can deliver more crude materials for the mechanical uses in a shorter period. In any case, change of characteristic timberland to manor or horticultural will impact the living space of winged creature. In woodland ranch, the sustenance assets may diminish or restrict and furthermore impact the place for settling. All things considered, the connection between types of flying creature and its populace is essential to be explored. 1.2 Problem Statement Feathered creatures comprise of various arrangement base on its credit and adjustment to woods estate. Feathered creature can be organic controller and pollinator. For instance, organic bug control is more reasonable for control of irritation contrast with synthetic with the end goal to guarantee the nature of trees. Nonetheless, flying creature populace is distinctive in numerous kinds of timberland. The reason is for the most part the improvement of land under the ranch arranging. The land-utilize arranging limits the vegetation, for example, monoculture. Vegetation in essential timberland is thick and more extravagant at that point backwoods estate. Consequently, winged creature species is more differing and the number of inhabitants in fowl is higher. Winged animals are moves starting with one place then onto the next place due to change reason. The most widely recognized reason is condition change. Nourishment assets are not different as essential backwoods. For the most part woods manor is experiences monoculture planting technique. Tree species for estate in Sabah are for the most part quickly developing species, for example, Acacia mangium, Eucalyptus deglupta, Tectona grandis and others species. Clear felling before build up ranch can cause winged animal populace decrease drastically. The reason is no appropriate place for settling and sustaining. Then again, this sort of research is only here and there done in backwoods ranch. Notwithstanding, there are a few investigates done in Sabah Softwoods (SS) yet not yet done in SFI. The past examination isn't center around flying creature populace in backwoods estate. The investigation of flying creature populace requires to refreshes continually because of the worldwide evolving. Subsequently, this examination is vital to get more exact information with the past investigation. 1.3 Justification Feathered creature species in backwoods estate remains absence of publishable data for research winged animal populace in Sabah. Restriction of information will impact it believability for future estate arranging and administration. Through this exploration, general feathered creature species will be examined and assess the fledgling populace in Acacia mangium estate at five years old year old. This finding of study can go about as the future references for the event and gathering of winged animal species in backwoods manor. 1.4 Objectives To research the number of inhabitants in fledgling in Acacia mangium of eight years of age. To think about the flying creature decent variety in backwoods ranch with the past examination. 1.5 Limitation There are a few confinements in this examination. First confinement is climate. Flying creature perception is typically leads under radiant or overcast day. Perception ordinarily does not lead amid drizzling day since flying creatures are difficult to distinguish and the wellbeing factors. Also, Timing for winged creature perception is basic. Winged animal perception is direct begin from seven o'clock at morning until twelve. The reason is onlooker require to know the feathered creature territories such the length time for looking sustenance sources. 2.0 Literature Review 2.1 Definition of Bird Winged creature is a creature that comprises of in excess of 8600 species around the world. (McDade, 2005) Birds are gathered into the Animalia Kingdom, Phylum of Chordata and under the class of Aves. ("Fledgling Calssifications/Families", 2009). A wide range of winged animals comprise of spine and henceforth are assembled into the Chordata Phylum. In the Class Aves, flying creatures can be arrange into 23-40 orders.("Bird characterization", 2015) The extent of fowls are shift because of its natural surroundings and furthermore affected by the situations. Flying creatures have couple of qualities such combine of wings, bill, tails, and quills to recognize them with others. Wings are the imperative part for fowls to fly. Winged animals, in contrast to the others creatures, are stroll on the ground however for the most part they have developed the ability for flight. Fowls have moveable wings yet not alike to the settled wings of air ship. Their wings are controlled by muscles and can take off to the sky quickly. Some taking off fowls like gooney bird, can fly utilizing their wings and utilizing air flows as a wellspring of intensity. (Betz and Parr, n.d.). Feathered creature forelimbs have advanced into wings and their bones are empty and can diminish their weight. Weight is additionally an issue that impact their flying ability. For instance, goose and local chicken. Plume is one of the interesting normal for winged animals and have them effect among living creatures. Plumes are made of keratin and adjust to flight. Wings made of quills are customizable, which mean the delicate down plumes is thermally protecting a flying creature body. Winged animals can travel to get away from their foes or settling at higher place that they empower to stroll to. (McDade, 2005) Feathers are critical for winged creature to fly. The form quills on the body set up the smooth, streamlined shape of winged animal body and amplified the flight plumes. In any case, plumes likewise give a windproof and waterproof covering for fowls to keep them from get cool and keep up their body temperature. In winged animal conduct, quills are an essential factor to draw in the female fowls amid the romance and mating. In numerous types of winged creatures, male fowls are for the most part has more brilliant shade of quills while female flying creatures have dull plumes. ("Aves: More on Morphology", n.d.) Bills of fowl are distinctive in shapes and hues. Distinctive formed of bills fill diverse biological needs and adjust to the feathered creature's sustaining propensities. For example, Bird's with short thin bills is for bug eater, long thin bills can for testing blossoms or delicate mud for worms. The bill is enables the flying creatures to pick natural product or sustenance sources from the finish of branches. A winged animal bill is made out of various rhamphotheca that is made of keratin. 2.2 Definition of Acacia mangium Acacia mangium otherwise called Acacia mangium Wild, or called as akasia mangium in Malay, is a sort of fast– developing tree species in manor programs all through the Asia and Pacific. This types of tree is inception from the north-eastern Australia, eastern Indonesia and western Papua New Guinea. (http://ageconsearch.umn.edu/bitstream/134648/2/PR035.pdf#page=157). Krisnawati, Kallio and Kanninen (2011) announced that A. mangium has been generally acquainted with numerous Asia nations and fruitful acquainted with Malaysia in the mid of 1960. A.mangium wind up one of the major tropical manor ranger service species due to its quickly developing ability and cam adjust well in the poor soil condition. (Dhamodaran and Chacko, 1999) This tree species can develop quickly in the acidic soils and corrupted destinations yet it is prejudiced to the shade condition, and develops to be hindered. (Krisnawati, Kallio and Kanninen ,2011). Acacia mangium is a types of tropical swamp climatic zone trademark and required high aggregate yearly precipitation (around 1000-4500 mm). Tree development will be back off if the dry time frame is drawn out. Acacia mangium for the most part can grow up to a tallness of 25-35 meter with a straight bole and the distance across at bosom stature (dbh) of more than 60cm. (Dhamodaran and Chacko, 1999). Notwithstanding, it is uncommon for Acacia mangium tree develop until 60cm of dbh on the grounds that it is tedious and development of tree will decays quickly following seven or eight years and with the exception of under exceptionally perfect conditions over an extensive stretches. (Dhamodaran and Chacko, 1999). A. mangium tree tallness can increment up to 10-15m in the initial a few years and increments drastically up to 25 m at around 5 years. Acacia mangium wood has potential be the crude material for mash and paper, furniture, woodchips and others wood items. Its leaves can fill in as the scrounge for animals or breaks down be the dirt manure. Other than that, Acacia mangium sawdust can give the substrate to the consumable mushroom. (Lemmens etal, 1995) However, this tree species likewise helpful for enhance soil richness. They can keep up the level of nitrogen and increment the dirt natural movement. This tree is appropriate to plant>