A year containing an extra day. It has 366 days instead of the normal 365 days. The extra day is added in February, which has 29 days instead of the normal 28 days. Leap years occur every 4 years. 2016 is a leap year and so is 2020. Except that every 100 years special rules apply.
Best Answer: A average life span is about 1 year. Some live only 3 months, but others can live up to a couple of years. The lifespan of the average tick is about two years. Source(s): http://www.nyc.gov/html/doh/html/ehs/ehs... A fly is 3 days so i'm guessing somewhere around the lines of there.
Life cycle of the deer tick. To understand how best to control ticks, you must understand the tick's life history. Deer ticks are parasites and must take blood to survive. They begin their life as tiny eggs, which hatch into sexually immature six-legged larvae that are about the size of a sand grain.