When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Aztec calendar - Wikipedia

    en.wikipedia.org/wiki/Aztec_calendar

    The year was broken into 18 periods of twenty days each, sometimes compared to the Julian month. The Nahuatl word for moon is metztli but whatever name was used for these periods is unknown. Through Spanish usage, the 20-day period of the Aztec calendar has become commonly known as a veintena .

  3. Estrous cycle - Wikipedia

    en.wikipedia.org/wiki/Estrous_cycle

    A female dog is usually diestrous (goes into heat typically twice per year), although some breeds typically have one or three cycles per year. The proestrus is relatively long at 5 to 9 days, while the estrus may last 4 to 13 days, with a diestrus of 60 days followed by about 90 to 150 days of anestrus.

  4. List of mammalian gestation durations - Wikipedia

    en.wikipedia.org/wiki/List_of_mammalian...

    There is a positive relationship between mass at birth and length of gestation in eutherian mammals. [17] Larger mammals are more likely to produce a well-developed neonate than small mammals.

  5. List of date formats by country - Wikipedia

    en.wikipedia.org/wiki/List_of_date_formats_by...

    Long format: d mmmm yyyy or mmmm dd, yyyy (Day first, full month name, and year or first full month name, day, and year, in left-to-right writing direction) in Afar, French and Somali and yyyy ŘŚmmmm d (Day first, full month name, and year in right-to-left writing direction) in Arabic Dominica: No: Yes: No Dominican Republic: No: Yes: No [52 ...

  6. Category:Months - Wikipedia

    en.wikipedia.org/wiki/Category:Months

    From January 1999 there are separate articles about months. For the first few years they seem to be forks of the sections concerned in the year articles. The contents of these sections can better be merged into the month article, after which the month articles can be transcluded in the year articles.

  7. Lunar calendar - Wikipedia

    en.wikipedia.org/wiki/Lunar_calendar

    Since each lunation is approximately 29 + 1 ⁄ 2 days, [1] it is common for the months of a lunar calendar to alternate between 29 and 30 days. Since the period of 12 such lunations, a lunar year, is 354 days, 8 hours, 48 minutes, 34 seconds (354.36707 days), [1] purely lunar calendars are 11 to 12 days shorter than the solar year.

  8. List of unusual units of measurement - Wikipedia

    en.wikipedia.org/wiki/List_of_unusual_units_of...

    A 10-year-old Neapolitan Mastiff. There are two diametrically opposed definitions of the dog year, primarily used to approximate the equivalent age of dogs and other animals with similar life spans. Both are based upon a popular myth regarding the aging of dogs that states that a dog ages seven years in the time it takes a human to age one year.

  9. Positivist calendar - Wikipedia

    en.wikipedia.org/wiki/Positivist_calendar

    Every year has exactly 52 weeks divided in 13 months. Each month has exactly 28 days divided in 4 weeks. Every day of the month falls on the same weekday in each month (i.e. the 17th always falls on a Wednesday). The calendar is the same every year (perennial), unlike the annual Gregorian calendar, which differs from year to year.