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What is an Ant Farm?

Dana Hinders
Dana Hinders
Dana Hinders
Dana Hinders

An ant farm is an educational toy that is based on a formicarium, which is a special type of insectarium that is used to study ant behavior in ant colonies.

Ant farms were first introduced to the public in 1929. Frank Eugene Austin, professor at Dartmouth College’s Thayer School of Engineering, patented the ant farm in 1931. Austin’s ant farms were whimsical in nature and often included replicas of palace or farm scenes in order to increase their appeal among young science students.

Coating the sides of an ant farm with petroleum jelly helps to contain the ants.
Coating the sides of an ant farm with petroleum jelly helps to contain the ants.

Today, “Uncle Milton’s Ant Farm” is perhaps the most widely known ant farm designed for children. Since these educational toys were first distributed in 1956, more than 20 million ant farms of various shapes and sizes have been sold. Uncle Milton Industries, a California-based company, is also the owner of the “ant farm” registered trademark. You can buy “Uncle Milton’s Ant Farm” toys online or at larger toy stores throughout the United States. The purchaser must submit a special coupon in order to receive the ants by mail.

Ant behavior can be studied closely using an ant farm.
Ant behavior can be studied closely using an ant farm.

While many parents choose to purchase ant farms for their children to use in school science projects, it also possible to create your own formicarium for ant observation. An ant farm is typically very tall and thin, since this allows tunnels and cavities to be more easily observed. Homemade ant farms are often stocked with sand, soil, sawdust, or a semi-clear gel that allows the owner to closely observe the ants. Among serious observers of ant behavior, plaster nests made from modeling clay are also quite popular. To collect ants for your homemade ant farm, simply place a large jar filled with a small amount of sugar water outside your home.

Ant farms or other experiments with insects may be used in school science projects.
Ant farms or other experiments with insects may be used in school science projects.

One of the most common problems associated with making your own ant farm is containing the ants within the structure. Since ants are small and agile, they can escape through cracks that are not easily visible. Coating the sides of the ant farms with vegetable oil or petroleum jelly helps to repel the ants. Another common tactic is to put the ant farm in a shallow container of water to create a moat that will safely contain the ants.

In a tribute to the timeless appeal of the ant farm, Maxis released a SimAnt computer game in 1991. Designed by Will Wright, the creator of The Sims and Sim City, this unique game provides a high-tech look at what goes on inside an ant farm. Players learned about concepts such as the ant’s caste system and their food gathering behavior.

Frequently Asked Questions

What is an ant farm and how does it work?

An ant farm, also known as a formicarium, is a vivarium which is designed to study ant colonies and their behavior. It typically consists of two panes of glass or plastic with a narrow space between them filled with soil or a gel substance, allowing for a clear view of the ants as they dig tunnels and manage their ecosystem. Ant farms work by mimicking the natural environment of ants, providing them with the necessary space and resources to exhibit their instinctual activities.

What types of ants are best for ant farms?

Commonly, non-aggressive and smaller species like the Western Harvester ant are recommended for ant farms due to their robust tunneling behavior and ease of care. It's important to choose species that are native to the region where the ant farm is kept to prevent ecological issues if they escape. Always acquire ants from reputable sources to ensure the health and sustainability of the colony.

How do you feed ants in an ant farm?

Ants in an ant farm can be fed a variety of foods including small bits of fruits, vegetables, and protein sources like cooked eggs or insects. It's crucial to provide food in tiny amounts to prevent spoilage and mold growth within the farm. Additionally, a consistent supply of water is necessary, often provided through a water-soaked cotton ball or a specialized watering system.

Can you release ants from an ant farm back into the wild?

Releasing ants from an ant farm back into the wild is not recommended, especially if they are not native to the area or have been in captivity for an extended period. Doing so could disrupt local ecosystems or spread diseases. If you must end the ant farm, contact local wildlife experts for advice on humane and environmentally responsible methods.

How long can ants live in an ant farm?

The lifespan of ants in an ant farm can vary depending on the species, but many can live for several months to a year. Queen ants, however, can live for several years and are essential for a long-term sustainable colony. Without a queen, an ant farm will eventually decline as worker ants are not able to reproduce.

Is it ethical to keep an ant farm?

Keeping an ant farm can be ethical if done responsibly. It should be seen as a commitment to providing a safe, stable environment for the ants, with proper nutrition, hydration, and care. Educational purposes and research on ant behavior are common ethical motivations for maintaining an ant farm. It's important to respect the ants as living creatures and not merely as entertainment.

Dana Hinders
Dana Hinders

Dana holds a B.A. in journalism and mass communication from the University of Iowa. She has loved being part of the AllThingsNature team ever since discovering the joys of freelance writing after her son was born. Dana also hones her writing skills by contributing articles to various blogs, as well as creating sales copy and content for e-courses.

Learn more...
Dana Hinders
Dana Hinders

Dana holds a B.A. in journalism and mass communication from the University of Iowa. She has loved being part of the AllThingsNature team ever since discovering the joys of freelance writing after her son was born. Dana also hones her writing skills by contributing articles to various blogs, as well as creating sales copy and content for e-courses.

Learn more...

Discussion Comments

turquoise

@golf07-- Have you seen the new ant farms that are out now? My husband and I got one for my niece's birthday and it looks a lot different than Uncle Milton's ant farms that we had as kids.

The one we bought called "Antworks ant farm" is made of a special gel instead of sand and you don't give them food because the gel is also the food. So the ants make the tunnels in the gel by eating away at it.

The gel one seems easier to observe but I think I still prefer the traditional ant farms with sand. It's kind of odd for ants to be living in gel and also eating it. Plus, it was so fun to give the ants food and watch them carry it through the tunnels.

SarahGen

I've been considering making my own ant farm because we have an ant infestation at my home right now. For the past week, ants have been showing up in larger numbers around the house. We have been trying all-natural methods to get them to leave. I have been observing them to find out the "doorways" or cracks they use to get in and out of rooms. I've been putting cinnamon and chili on the cracks to prevent them from coming in.

It isn't working! They are still around and my mom is so upset with them. The only good thing that has come out of this is that I have learned a lot about ants. It's so fun to watch them carry little food pieces to their home. I also like how they use teamwork to carry large pieces or to break them apart into smaller pieces.

I'm sure I could gather a bunch of them by putting some sugar in a deep glass. The problem is, I doubt I can get them to stay in the ant farm for long. These guys are really smart and know how to get around obstacles. I'm sure they would all be out of the farm in no time.

golf07

I had an "Uncle Milton's Ant Farm" when I was a kid. I don't remember what ever happened to my ant farm, but remember that I had a lot of fun with it.

A few years ago with I saw the SimAnt computer game, I was reminded of the ant farm I had as a kid and thought my son would enjoy this game. He built a big virtual ant farm village with this game.

Not only did he enjoy building this giant ant farm, but he also learned a lot about ants as he was doing this. I think this is a great way for kids to learn. He probably learned much more from this computer game than he would if he had just read about ants in a book.

LisaLou

My boys always wanted an ant farm, and we bought both of them a kids ant farm kit one year. They were so excited when they arrived in the mail and couldn't wait to get them set up.

One boy quickly lost interest after a week or so, but the other one was completely fascinated with them and ended up taking care of both of them.

I think this ant farm was the beginning of his love of science. He is now a high school science and biology teacher and still enjoys teaching kids about ants and how they work and live.

honeybees

I knew ant farms had been around a long time, but didn't realize they were first made public so long ago. When we were kids we made our own ant farms.

This was always a favorite summer project and we got pretty creative at the way we built our ant farms. Just because we were creative doesn't mean we were always successful. It kind of became a contest to see who had the biggest ant farm by the end of the summer.

Even though I have never purchased an ant farm kit, I have had many of my own ant farms. I was always fascinated by the way the ants moved and worked, and how they could carry something so easily that was much heavier than their body weight.

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    • Coating the sides of an ant farm with petroleum jelly helps to contain the ants.
      By: blueee
      Coating the sides of an ant farm with petroleum jelly helps to contain the ants.
    • Ant behavior can be studied closely using an ant farm.
      By: Henrik Larsson
      Ant behavior can be studied closely using an ant farm.
    • Ant farms or other experiments with insects may be used in school science projects.
      By: Pavel Losevsky
      Ant farms or other experiments with insects may be used in school science projects.