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Welcome
Department of Entomology BZU Multan Pakistan
External Morphology of Bumblebee
Muhammad SalmanRoll No 34-E
Bumble Bee
Bumblebees are large, hairy social insects.
There are over 250 known species.
Order: Hymenoptera
Family: Apidae
Genus: Bombus
External Morphology of Bumblebee
Head
Antennae
Geniculate or elbow shaped antennae.
Antennae
Antennae
Mouthparts
Mouthparts are chewing-lapping.
The bumblebee has a long, reddish-coloured tongue that is hairy at the end so is good for soaking up nectar
Mouthparts
Mouthparts
Mouthparts
Mouthparts
Eyes
Bumblebee has Two compound Eyes & Three Simple eyes (Oceli).
Eyes
OceliCompound Eye Compound Eye
External Morphology of Bumblebee
Thorax
Wings
Two Pair of wings.
All wings are membranous.
Hind wings are small and usually attached to the front wings by a row of hooks called hamuli.
WingsFore Wing
Hind Wing
Wings
Wings
Wings
Legs
Fore leg
Meso legMeta leg
Proleg
Proleg is antenna cleaner leg.
Metaleg
Metaleg is pollen collecting leg.
Pollen Collecting Leg
Pollen Basket on Metaleg
Pollen Basket
Pollen Basket on Metaleg
Mesoleg
Just helps in walking no modification.
External Morphology of Bumblebee
Abdomen
Abdomen
Females have 6 segments and males have 7.
Sting (Queen, Workers)
Genital Capsule in Males.
Sting
Workers and Queens have Sting.
And their sting is not barbed like that of the honeybee, so they can sting more than once.
Honey bee dies after she has stung a human but Bumblebee not die.
Sting
Sting
Genital Capsule
Male bumblebees have no sting.
In males the part of the body that becomes the sting in females becomes the genital capsule in males, so is used in mating.
Genital Capsule
References Anonymous, Bumblebee, 2013,
http://www.bumblebee.org/index.html Anonymous, Bumblebee Morphology, 2013,
http://www.flickr.com/search/?q=bumblebee Anonymous, bumblebee, 2013,
http://en.wikipedia.org/wiki/Bumblebee Borror, Bumblebee, 2013,
https://insects.tamu.edu/fieldguide/cimg340.html
Adrian D.Thysse, Red-belted Bumblebee, 2013, http://bugs.adrianthysse.com/2011/05/red-belted-bumblebee/
Thank You
Good Bye
Bumblebee Dress