Colony collapse disorder (CCD) is an abnormal phenomenon that occurs when the majority of worker bees in a honey bee colony disappear, leaving behind a queen, plenty of food, and a few nurse bees to care for the remaining immature bees. While such disappearances have occurred sporadically throughout the history of apiculture, and have been known by various names …

Varroa destructor (Varroa mite) is an external parasitic mite that attacks and feeds on the honey bees Apis cerana and Apis mellifera.The disease caused by the mites is called varroosis.. The Varroa mite can reproduce only in a honey bee colony. It attaches to the body of the bee and weakens the bee by sucking fat bodies. The species is a vector for at least five debilitating bee …

Pre-Columbian settlement. The first recorded settlement of the Territory was by Arawak Indians who came from South America, in around 100 BC.Vernon Pickering places the date later, at around 200 AD, and suggests that the Arawak may have been preceded by the Ciboney Indians. They are thought to have settled in nearby St. Thomas as early as 300 BC. There is some …

Colony of the United Kingdom of Great Britain and Ireland (1801–1922) Colony of the United Kingdom ... 1692 earthquake and the collapse of Port Royal. On 7 June 1692, a violent earthquake ... Other enslaved people learned of Tacky's revolt, which inspired unrest and disorder throughout the island. Rebels numbering about 1,200 regrouped in the ...

Fipronil is a broad-spectrum insecticide that belongs to the phenylpyrazole chemical family. Fipronil disrupts the insect central nervous system by blocking the ligand-gated ion channel of the GABA A receptor and glutamate-gated chloride (GluCl) channels.This causes hyperexcitation of contaminated insects' nerves and muscles. Fipronil's specificity towards insects is believed to …

Apocalyptic and post-apocalyptic fiction is a subgenre of science fiction, science fantasy, dystopia or horror in which the Earth's (or another planet's) civilization is collapsing or has collapsed. The apocalypse event may be climatic, such as runaway climate change; astronomical, such as an impact event; destructive, such as nuclear holocaust or resource depletion; medical, …

Colony collapse disorder (CCD) is a syndrome that is characterized by the sudden loss of adult bees from the hive. Many possible explanations for it have been proposed, but no one primary cause has been found. The US Department of Agriculture indicated in a 2010 report to Congress that a combination of factors could be causing colony collapse disorder, including pesticides, …

Colony collapse disorder. Primarily in places where western honey bees were imported by humans, periodic collapses in western honey bee populations have occurred at least since the late 19th century. Starting in the first decade of the 21st century, abnormally high die-offs (30–70% of hives) of western honey bee colonies have occurred in ...

The history of Australia is the story of the land and peoples of the continent of Australia.. People first arrived on the Australian mainland by sea from Maritime Southeast Asia between 50,000 and 65,000 years ago, and penetrated to all parts of the continent, from the rainforests in the north, the deserts of the centre, and the sub-Antarctic islands of Tasmania and Bass Strait.

Western honey bees are threatened by pests and diseases, especially the Varroa mite and colony collapse disorder. There are indications that the species is rare, if not extinct in the wild and as of 2019, the western honey bee is listed as "Extinct" on the IUCN Red List, while also acknowledging "Data Deficient". Numerous studies indicate that ...