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Dermatophagia. Dermatophagia (from Ancient Greek δέρμα — lit. skin and φαγεία lit. eating) or dermatodaxia (from δήξις, lit. biting) [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is considered to be a type of pica.
Map of early human migrations based on the Out of Africa theory; figures are in thousands of years ago (kya).. The peopling of the Americas began when Paleolithic hunter-gatherers (Paleo-Indians) entered North America from the North Asian Mammoth steppe via the Beringia land bridge, which had formed between northeastern Siberia and western Alaska due to the lowering of sea level during the ...
It is estimated that every 100 million years, Earth is hit by an asteroid about 10–15 km in diameter, comparable in size to the one that triggered the K–Pg extinction which killed non-avian dinosaurs 66 million years ago. 500–600 million Anne Minard
Human bones and skulls found in Gough's Cave in Somerset, England, show that around 15,000 years ago, ritual cannibalism was practised in Stone Age Britain. Early history. Phalaris, who from c. 570 to 554 BCE ruled Greek-settled Agrigento in Sicily as a tyrant, was reported to have consumed suckling babies.
This is supported by a date of 50,000–60,000 years ago for the oldest evidence of settlement in Australia, around 40,000 years ago for the oldest human remains, the earliest humans artifacts which are at least 65,000 years old and the extinction of the Australian megafauna by humans between 46,000 and 15,000 years ago argued by Tim Flannery ...
The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. sapiens during and since the Last Glacial Period . It includes brief explanations of the various taxonomic ranks in ...
For the Netherlands, based on overall excess mortality, an estimated 20,000 people died from COVID-19 in 2020, [9] while only the death of 11,525 identified COVID-19 cases was registered. [8] The official count of COVID-19 deaths as of December 2021 is slightly more than 5.4 million, according to World Health Organization's report in May 2022.
Human history is the development of humankind from prehistory to the present, understood through the study of written records, archaeology, anthropology, genetics, linguistics, and other forms of evidence. Modern humans evolved in Africa around 300,000 years ago and initially lived as hunter-gatherers.