bee presentation
TRANSCRIPT
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Social Behaviour in Honey Bees http://www.insectidentification.org/imgs/insects/honey-bee.jpg
By: Biji Saro Varghese B.Sc -I
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Features of social behaviour Social insects always live in a large
population.
Members of colony cooperate with each others for food ,shelter and protection.
It shows polymorphism.
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Castes of honey bee•Queen
•Drones
•Workers
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The Queen Only reproductive female
Feeds on Royal Jelly
Mates once
Egg laying is the only function Secretes Queen Factor
http://www.dkimages.com/discover/previews/978/50493395.JPG
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Drones Haploid males developed from unfertilized
eggs. It fertilize queen.
Die shortly after mating.
They are dependent and begging honey from the workers
http://www.dkimages.com/discover/previews/978/50493401.JPG
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WorkersWorkers Imperfectly developed Females from fertilized eggs.
Smaller in size than queen and drones.
They are responsible for maintanence and wellfare of the colony
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Labor Activities of Labor Activities of WorkersWorkers
During first half of her life she attends indoor activities.
•Secretion of royal jelly,bees wax.•Feeding of brood,queen.•Building combs, cleaning, ventilating, cooling, guarding hive, evaporating the nector and storing the honey.
During second half of her life she performs outdoor activities
•Collection of nectar, pollen, propolis and water.
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Outdoor worker bees
SearchersGatherers
Searcher bees searches for the food where as gatherer bees gather the food
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Worker Bee Dances
http://www.laits.utexas.edu/hebrew/personal/language/animals/bees.gif
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Round dance•The searcher bee run in circle.
•This dance indicates that the food source is less than 100 meters from the hive
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Waggle danceThis dance indicatesthat the food sourceis located more than100 meter
The searcher runs for a short distance in straight line and then moves in a semicircle.
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Charachteristic features of Bees
Teaches us a lesson of work and work with cooperation.
Organized system of division of labour. A medium size colony consist only one queen,
300-500 drones and 25000-35000 workers. Drones dies after mating. Worker bee posses powerful sting with poison
gland together called poison apparatus.
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Thank You