Invasive wasps, particularly the German wasp (Vespula germanica) and the European paper wasp (Polistes dominula), pose significant ecological and socio-economic threats in South Africa.
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The German wasp |
European paper wasp |
Scientific name |
Vespula germanica |
Polistes dominula |
Geographical diversity |
Native to Europe but now found in various parts of the world, including North America, Australia, and New Zealand. |
Native to Europe, but it has spread to many other parts of the world, including North America. |
Appearance |
About 12-17 mm long with a distinctive yellow and black striped abdomen. They have a black dot on each yellow segment of the abdomen. |
About 10-15 mm long. They have predominantly black and yellow coloration, with distinctive orange antennae and legs. |
Body |
The head and thorax are mostly black with yellow markings. |
They have a slender body with a narrow waist and long legs that hang below the body in flight. |
Diet |
They are omnivorous and feed on a variety of foods including insects, fruits, and human food. They are particularly attracted to sweet foods and drinks. |
They are omnivorous, feeding on nectar, fruit, and insects. They are particularly beneficial as they prey on many garden pests. |
Habitat
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They are commonly found in gardens, parks, and around human structures. They build nests in tree cavities, logs, and underground. |
They are commonly found around buildings, gardens, and in sheds. They nest in barns, sheds, and other structures, as well as in vegetation and fields. |
Status |
Category 1b Invasive Alien Species (Biodiversity Act (NEMBA), Act 10 of 2004) |
Category 1b Invasive Alien Species (Biodiversity Act (NEMBA), Act 10 of 2004) |
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References
Recently the Rashtrapati Bhavan has launched an online E-Upahaar portal.
The National Informatics Centre (NIC) is a premier government department under the Ministry of Electronics and Information Technology (MeitY).
Reference
Minister of State for Chemicals and Fertilizers recently released a report on Paramparagat Krishi Vikas Yojana (PKVY) and Mission Organic Value Chain Development in the Northeast Region.
Reference
PIB | Paramparagat Krishi Vikas Yojana
Two separate outbreaks of listeria have been reported in the United States and Canada in recent weeks.
Pregnant Hispanic women are 24 times more likely than the general population to get Listeria infection.
References
Recently, Abhinav Bindra, a sport shooter has been honoured with prestigious Olympic Order.
Abhinav Bindra become, the 1st Indian to win a bar of individual gold at the Olympics
International Olympic Committee |
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References