Change in metabolism, brain to body ratio, environment, and many other unknown factors determine the lifespan of animals. Some animals live for hundreds of years and some others only live for few hours. The followings are the list of 10 shortest living animals in the world.
10 Domestic Rabbits, 8-12 Years
Rabbits are small mammal live in various parts of the world. The domestic rabbits only have an average lifespan of 8-12 years. They found in different size and colors. But the lovely species only have a lifespan of few years. Fat deposition and uterine cancer are the main diseases that affect domestic rabbits. Females are more prone to these diseases than males. Without proper medicare and feeding, they may die soon.
The feeding of a high amount of root vegetables and fruits also causes many health problems in rabbits. They also need a high volume of water every day. Rabbits are prolific breeders because of their shorter lifespan.
9 Guinea Pigs, 4 Years
Guinea pigs are cute, lovable social animals native to South Africa. The guinea pigs only have a shorter lifespan of 4 years. They easily affected by series of diseases. You need to feed this cute pet at a right interval of time.The veterinary check-up at the right time is also a must for guinea pigs. With proper care, you could extend the lifespan of guinea pigs up to 4 years. But it seems to be quite hard to keep guinea pigs from the illness like scurvy, bronchitis, and bumblefoot.
8 Mosquitofish, 2 years
Mosquitofish is one of freshwater fishes native to the United States. They only live up to two years. But the mosquitofish that live in households have a longer life than of one that live in saline water. The female fishes also have slightly larger lifespan than the males. The life of mosquitofishes in saline water protect them from a number of predator fishes because all fishes can’t exist within the saline water.
7 Chameleon, 1 Year
Panther chameleons only have a lifespan of 1 year. In fact, it is the shortest lifespan among reptiles and chameleon family. Panther chameleons are native to Northern and Eastern parts of Madagascar. They show rapid mating behavior because of their shorter life span. Interestingly, the entire adult chameleons disappear before the next generation emerges out from the eggs. The rapid color changing is the most noticeable characteristic of chameleons. So that they can easily blend into the natural environment. The diet of chameleons mainly includes crickets and worms.
6 House Mouse, 1 years
The average lifespan of house mouse is 1 year. But predators like cats and poisoning will shorten the life span of these small mammals even shorter. House mouses are also prone to many health problems during hair growing stage. They are also prolific breeders because of shorter life span.
5 Dragon Fly, 4 months
There are 5000 different species of dragonflies in the world. The maximum lifespan of dragonflies is about 4 months. But most of the dragonflies won’t live that much time because they can be easily eaten by spiders, birds, lizards and frogs. The strong wind and other harsh climate conditions also stop them from coming out as a dragonfly from larvae form.
Dragonflies also can’t fly easily after the completion of larvae stage. This condition makes them to easily eat by reptiles and birds. They also can’t live longer in cold conditions.
4 Houseflies, 4 Weeks
Houseflies are the most common and one of the irritating insects that found across your house. The lifetime of houseflies is limited to the only a short period of 4 weeks. The houseflies live in households generally have more lifespan than ones live in wild environments. Within the shorter life cycle, every female housefly lay up to 1000 eggs.
3 Drone Ants, 3 Weeks
Drone ants are the male member within an ant colony. They have the only life cycle of 3 weeks. Drone ants follow a lazy behavior, won’t work much. The ant colonies are always established by females. Interestingly drone ants died fast once they mated with females. Thus, drone ants play an important role in the existence of ant colonies within their shorter life cycle.
2 Gastrotrichs, 3 Days
Gastrotrichs are one of the marine microorganisms that live in the marine environments. They grow up to a maximum size of 3 millimeters and only have a life circle of 3 days. They have transparent body structure and swim along with currents. They also attach to other water bodies using hundreds of adhesive tubes on the lower part of the bodies. Gastrotrichs possess both male and female organs for reproduction.
1 Mayflies, 24 hours
Mayflies have the shortest lifespan on Earth. Their life lasting only for 24 hours. Mayflies also called as ‘one-day insects’ because of their shortest life span. There are 2500 different species of mayflies in the world. In fact, some members of mayfly family die within few hours. So mayflies spend most of their lifetime as nymphs. The one and only purpose of mayflies are a reproduction. Within this short period of life, they form groups and dance together on all available surfaces.