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.
The lifecycle of a flea. 5% of fleas live in the environment as an adult, 95 % of fleas live as eggs, larvae or pupae. For effective flea control it is essential to break the lifecycle in the environment. 1  Adult Fleas-jump onto your dog or cat, feed on its blood and then start laying eggs. One flea broke a record with a four-foot vertical jump. 2  Undisturbed and without a blood meal, a flea can live more than 100 days. 3  On average, they live two to three months. 4  Female fleas cannot lay eggs until after their first blood meal and begin to lay eggs within 36-48 hours after that meal.