• Mayflies live for just one day, making them the shortest-lived animals on Earth. However, some mayfly species can lay over 10,000 eggs in day, allowing them to reproduce quickly.
• Gastrotrichs are microscopic animals that live in freshwater and marine environments for about 10 days, feeding on aquatic algae and bacteria.
• Fruit flies and Mosquitos are commonly-encountered animals that live for about 12 and 14 days, respectively.
• The Seven-Figure Pygmy Goby, a tiny coral reef fish, holds the record for the shortest lifespan among vertebrates, living just 56 days.
• House mice have the longest lifespan among the shortest-lived animals. While they only survive for 105 days in the wild, they can live up to 2.5 years in captivity.