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The Asian wasp



Asian wasp (Vespa velutina) is a native wasp from China, is not indigenous to the Spanish geography, although today it can be found all over Spain.
He ventured to Spain in the north, from the south of France and is believed to have arrived in France in a container of goods from China. In Spain was introduced in late 2010, early 2011.

Not that it's a threat to humans, to current date has yet been no deaths in Spain by the Asian wasp sting, their bites can cause the same pain as that of a common wasp, but this kind of wasp is dreaded by beekeepers as their main food source is usually casualties will, small spiders, flies, ants and small insects, but their main food source as mentioned is being bees.

Asian wasps classes
We can distinguish three
The Queen, is responsible for laying eggs to reproduce and leaving new workers
The Workers, its main function is to protect the colony, foraging and notify the remaining workers to collect food
The Males, its main function is to procreate with the queen

Usually grouped in small clusters, mostly made of wood chips (these wasps have a strong jaw capable of crushing wood, on a bee sectioned in half with no problem)

How asian
wasp attack the bees?
When an Asian wasp locates a beehive first enters the interior to explore and then go to seek help for invading the hive and feed, it is noteworthy that a few tens of Asian wasps can kill all instances of a bee hive in a matter of Within hours, the wait at the entrance of the hive through the hole called 'beep' and when leaving or entering the catch with the powerful jaws of the abdomen and split in 2, but the bees are not defenseless against this type of wasp , to combat what they do is create a layer around the wasp which makes the body temperature increases and the wasp dies, a wasp can withstand up to 45 degrees while a bee can withstand 50.

Threats to Asian wasp
Birds like bee-eater (which also feeds mainly bees), the magpie, the honey buzzard and man (trapping and pesticides), plus bees feed on Asian wasps also feed on ripe fruit


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