Senin, 02 Februari 2015

Live in the hive

bees © Éric Tourneret

LVR001
Near a pond’s edge, a water-carrier bee collects the precious liquid.
bees © Éric Tourneret

LVR002
Near a pond’s edge, a water-carrier bee collects the precious liquid.
bees © Éric Tourneret

LVR003
A group of about 100 bees comes to get water on common water-crowfoot flowers. On hot days when the wind dries the vegetation, foragers play water carriers and fly back and forth to hydrate thirsty workers.
bees © Éric Tourneret

LVR004
Foragers approaching 
their hive in a colza field.

The bee's muscles allow 
it to flap its wings 
400 to 500 times 
per second to allow 
a speed of 25 to 30 
kilometers per hour 
with its maximum 
payload.
bees © Éric Tourneret

LVR005
A water-carrier bee makes a fatal error and struggles to keep from drowning.
bees © Éric Tourneret

LVR006
A bee siphons water from a droplet on a leaf. Some pollen-gathering bees specialize in water collection, but this is by no means widespread behavior. 
It is a dangerous activity for bees, and it is common to see dead bees that have fallen into the water and drowned.
bees © Éric Tourneret

LVR007
Two bees practice mouth-to-mouth food transfer called trophallaxis in social insects. Bees not only transfer food but also a multitude of chemical substances, hormones which help communication in the colony.
bees © Éric Tourneret

LVR008
Buildings combs. Bees use 8 to 9 kilos of honey and pollen to produce one kilogram of wax. Wax is produced by eight abdominal glands turning out tiny 0.2 mm specks. The building of 80,000 cells requires 80,000 hours of work and 991,000 specks of wax.
bees © Éric Tourneret

LVR009
Detail of a wing magnified 
65X using a scanning 
electron microscope.
bees © Éric Tourneret

LVR010
Supported by duckweed, bees fill their crops to bring water back to the hive. 
A hive needs five to six liters of water per day in midsummer.
bees © Éric Tourneret

LVR011
Supported by duckweed, bees fill their crops to bring water back to the hive. 
A hive needs five to six liters of water per day in midsummer.
bees © Éric Tourneret

LVR012
Supported by duckweed, bees fill their crops to bring water back to the hive. 
A hive needs five to six liters of water per day in midsummer.
bees © Éric Tourneret

LVR013
Just after birth, a young bee, not yet fully pigmented, approaches 
the honey reserves for its first meal. Its principal food will continue to be pollen.
bees © Éric Tourneret

LVR014
Suspended from the hive, the bees hang from one another to better allow air flow generated by the fanners to circulate throughout the comb when temperatures are too warm.
bees © Éric Tourneret

LVR015
Suspended from the hive, the bees hang from one another to better allow air flow generated by the fanners to circulate throughout the comb when temperatures are too warm.
bees © Éric Tourneret

LVR016
The generous three-week 
flowering period of colza 
offers colonies rapid 
demographic growth. 
A forager flies back 
to the beehive 
with a crop full of nectar 
as its fellow bees 
frenetically fan 
the flight board 
to regulate temperature 
inside the colony.
bees © Éric Tourneret

LVR017
Using its powerful mandibles, this bee has just cut through the wax cap which protected its cell during its transformation from larva into nymph.
bees © Éric Tourneret

LVR018
Using its powerful mandibles, this bee has just cut through the wax cap which protected its cell during its transformation from larva into nymph.
bees © Éric Tourneret

LVR019
Using its powerful mandibles, this bee has just cut through the wax cap which protected its cell during its transformation from larva into nymph.
bees © Éric Tourneret

LVR020
Always building 
from the top down, 
bees hang from one 
another using their 
back legs to form 
long chains.
bees © Éric Tourneret

LVR021
Antennae play an important role in bee communication.
bees © Éric Tourneret

LVR022
Larvae and future bees develop on a broodcomb where the eggs have been laid. In the center, the nursing bees take care of keeping a constant temperature by contracting their chest muscles which will raise their body temperature. The central brooding nest is surrounded by orange pollens filled cells. The colony needs 30 to 40 kilograms of pollen to rear the brood.
bees © Éric Tourneret

LVR023
A week after their combs were capped, well fed larvae have started pupating into fully formed nymphs. 
Twelve days after the beginning of this rest, a young bee is born.
bees © Éric Tourneret

LVR024
Cells filled with honey and pollen.
bees © Éric Tourneret

LVR025
The brood with cells filled with eggs and larvae, as well as cells full of pollen.
bees © Éric Tourneret

LVR026
A guard on the flight board, 
braced on its hind legs, 
its checks a returning 
forager to make sure 
it belongs to the colony. 
This position of the guard 
expresses potential danger. 
The bees have a keen 
sense of smell allowing 
them to identify each other.
bees © Éric Tourneret

LVR027
Frontal view of a bee 
magnified 22 times 
under a scanning 
electron microscope. 
The body of the bee 
is covered in hairs 
particularly adapted 
to the harvesting 
of pollen. Incidentally 
it makes the Apis 
mellifera an excellent 
pollinator.
bees © Éric Tourneret

LVR028
A beekeeper holds a handful of drones collected on the take-off board at summer’s end, when they are expelled by the bees of the hive.
bees © Éric Tourneret

LVR029
A bee greets a drone as it is being born. The bee will feed the drone directly from its mouth as the newborn is exhausted by the effort produced to come out of the cell. One can clearly see a difference in size in the faceted-eyes of the bee and drone. The worker bee's eyes have 4,500 facets each and the drone 7,500 per eye.
bees © Éric Tourneret

LVR030
Drones are the only males 
of the colony which counts 
a few hundreds of them. 
They are larger, rounder 
and hairier thatn workers 
and do not have a stinger. 
They live in the beehive 
from spring to the end 
of summer. They are in 
charge of fecundating 
the queen.
bees © Éric Tourneret

LVR031
Drones are the only males 
of the colony which counts 
a few hundreds of them. 
They are larger, rounder 
and hairier thatn workers 
and do not have a stinger. 
They live in the beehive 
from spring to the end 
of summer. They are in 
charge of fecundating 
the queen.
bees © Éric Tourneret

LVR032
The hive guard bees keep watch, ready to defend the sanctuary entrance from enemies or, more often, from bees of other hives.
bees © Éric Tourneret

LVR033
An egg on the transferring tool used for picking in queen bee breeding.
bees © Éric Tourneret

LVR034
An egg on the transferring tool used for picking in queen bee breeding.
bees © Éric Tourneret

LVR035
Detail of the hind leg 
of a bee 
appearing 
as a hook 
when magnified 
70 times 
under a scanning 
electron microscope.
bees © Éric Tourneret

LVR036
The fecundated egg is placed vertically in the cell. The narrow end sticks to the bottom and the larger end stands along the axis of the cell. 
After three days, the egg falls and turns into a larva. Abundantly fed (over 110 times) subjects to attentive care, a larva receives 1300 visits a day until the bees seal the cell with a rounded wax cap.
bees © Éric Tourneret

LVR037
Multitude. A healthy colony counts about 40,000 bees of all ages during the active season. 300 to 400 workers die everyday, all the bees of a bee hive are thus replaced over a period of four months.
bees © Éric Tourneret

LVR038
Bee mandibles magnified 70X.
bees © Éric Tourneret

LVR039
Multitude. A healthy colony counts about 40,000 bees of all ages during the active season. 300 to 400 workers die everyday, all the bees of a bee hive are thus replaced over a period of four months.
bees © Éric Tourneret

LVR040
The birth of a bee rapidly unfolds. 
After having cut the cell cap with its mandibles then grated the edges to widen the opening, the young bee manages to free its front legs for support and extract the remainder of its body.
bees © Éric Tourneret

LVR041
The birth of a bee rapidly unfolds. 
After having cut the cell cap with its mandibles then grated the edges to widen the opening, the young bee manages to free its front legs for support and extract the remainder of its body.
bees © Éric Tourneret

LVR042
The birth of a bee rapidly unfolds. 
After having cut the cell cap with its mandibles then grated the edges to widen the opening, the young bee manages to free its front legs for support and extract the remainder of its body.
bees © Éric Tourneret

LVR043
The birth of a bee rapidly unfolds. 
After having cut the cell cap with its mandibles then grated the edges to widen the opening, the young bee manages to free its front legs for support and extract the remainder of its body.
bees © Éric Tourneret

LVR044
Bee eye magnified 270 times.
bees © Éric Tourneret

LVR045
Bee eye 
magnified 70 times.

bees © Éric Tourneret

LVR046
Rear leg of a bee 
magnified 70 times.
bees © Éric Tourneret

LVR047
Driven insane by honey on a comb left in the open, the bees feast on honey and pillage the combs. They have become aggressive and their excitement soon spreads to the entire apiary.
bees © Éric Tourneret

LVR048
Buildings combs. 
Bees use 8 to 9 kilos 
of honey and pollen 
to produce one kilogram 
of wax. Wax is produced 
by eight abdominal glands 
turning out tiny 0.2 mm 
specks. The building 
of 80,000 cells requires 
80,000 hours of work 
and 991,000 specks 
of wax.

bees © Éric Tourneret

LVR049
Buildings combs. 
Bees use 8 to 9 kilos 
of honey and pollen 
to produce one kilogram 
of wax. Wax is produced 
by eight abdominal glands 
turning out tiny 0.2 mm 
specks. The building 
of 80,000 cells requires 
80,000 hours of work 
and 991,000 specks 
of wax.
bees © Éric Tourneret

LVR050
Stampede on the flight board. 
Observing intense bee activity from inside the beehive. Loaded with pollen, foragers return from their morning round. 
White or orange pollen, each bee concentrates on one flower species. 
A forager weigh 100 milligrams and can fly with a load of up to 70 milligrams.
bees © Éric Tourneret

LVR051
The birth of a bee rapidly unfolds. 
After having cut the cell cap with its mandibles then grated the edges to widen the opening, the young bee manages to free its front legs for support and extract the remainder of its body.
bees © Éric Tourneret

LVR052
A bee greets a drone as it is being born. 
The bee will feed the drone directly from its mouth as the newborn is exhausted by the effort produced to come out of the cell. One can clearly see a difference in size in the faceted-eyes of the bee and drone. The worker bee's eyes 
have 4,500 facets each and the drone 7,500 per eye.
bees © Éric Tourneret

LVR053
A bee greets a drone as it is being born. 
The bee will feed the drone directly from its mouth as the newborn is exhausted by the effort produced to come out of the cell. One can clearly see a difference in size in the faceted-eyes of the bee and drone. The worker bee's eyes 
have 4,500 facets each and the drone 7,500 per eye.
bees © Éric Tourneret

LVR054
A bee greets a drone as it is being born. 
The bee will feed the drone directly from its mouth as the newborn is exhausted by the effort produced to come out of the cell. One can clearly see a difference in size in the faceted-eyes of the bee and drone. The worker bee's eyes 
have 4,500 facets each and the drone 7,500 per eye.
bees © Éric Tourneret

LVR055
By great heat or when they have collected large quantities of nectar, bees flap their wings to renew the artmosphere of the beehive. 
Ventilation is part of the honey making process. 
The nectar collected contains 50% humidity. It is ventilated to be gradually dehydrated. It becomes honey when its water contents has dropped to 17%.
bees © Éric Tourneret

LVR056
Bees on the way to the hive during a big nectar flow

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