Honey bee anatomy - Zachary Huangbees.msu.edu/talks/Bee_Anatomy-ANR-2014.pdf · Summary • Antenna...
Transcript of Honey bee anatomy - Zachary Huangbees.msu.edu/talks/Bee_Anatomy-ANR-2014.pdf · Summary • Antenna...
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Honey bee anatomy
Zachary HuangMichigan State University
The headCenter of
information (can you name at least 3 types?)gathering & processing
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Optical inputHow many eyes does a bee have?
Ocelli function?
Food inputMost insects have:either chewing: grasshoppers,
Or sucking mouthparts:But bees have both!
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Hamuli (wing hooks)
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Stinger with venom
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Inside the head:hypopharyngeal glands:
produces protein for royal jelly in nurses, but invertase in foragers
Individual “acini” of glands
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Regression of hypopharyngeal gland
Nurse Forager
After removal of glands and trachea:
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An annotated bee brain
Corpora allata: the only organ that produces juvenile hormone
(caste differentiation, molting, division of labor)
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Mandibular glandsAlso changes function with age:
Young bees: lipids for royal jelly
Old bees: alarm pheromone (2‐haptanone)
What is the other one? Isopentyl acetate
Thorax: flying, walking, pollen collection !(branched hairs)
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Flight muscles
How do bees fly?Compressible box with fulcrum
http://wpcontent.answers.com/wikipedia/commons/c/c2/Motion_of_Insectwing.gif
How do bees get warmth during winter (remember, you do not want to move your wings!)
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Abdomen(digestion, defense and wax production)
Wax glands
Are honey “bee vomits”?
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Ovarioles of Queen
Summary
• Antenna can hear, smell and taste
• Bees do have brains! (1 million neuron)
• Two glands change functions with age
• Thorax is almost all muscles
• Pollen basket is really a dent with hairs around
• Hind wings hitch‐hike on the front ones
• Honey is not “bee vomit”!
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Huang’s websites
• http://cyberbee.net/gallery
• http://www.beetography.com
• Anatomy of honey bee by Huang:
– http://www.extension.org/pages/21754/anatomy‐of‐the‐honey‐bee#.UxizgoUlsuU
• Email: [email protected]