Published on September 17, 2026 • Last Updated on September 27, 2026
Yes. Many backyard birds eat mealworms, especially species that naturally consume insects. Bluebirds are among the birds most strongly associated with mealworm feeders, while chickadees, titmice, wrens and nuthatches also readily use them. Both live and dried mealworms can be offered, but they differ in moisture, storage, movement and convenience.
This guide is based primarily on Project FeederWatch’s mealworm guidance, Cornell Lab species and feeder guidance, and the North American Bluebird Society mealworm fact sheet. Mealworms should be treated as supplementary feeder food rather than the sole diet of wild birds.
Mealworms occupy a useful niche at a backyard feeding station. Seed feeders mainly serve birds adapted to seeds, while mealworms can bring insect-eating species closer to a feeder.
That makes them particularly useful for bluebirds and other species that may show little interest in a conventional tube full of sunflower or millet.
Which Birds Eat Mealworms?
Project FeederWatch specifically names chickadees, titmice, wrens and nuthatches as enthusiastic mealworm users and says mealworms are one of the few feeder foods that reliably attract bluebirds.
Other insect-eating or omnivorous species may use them too, but feeder visits vary with region, season, habitat and which birds are actually present nearby.
| Bird | Mealworm association | What to expect |
|---|---|---|
| Bluebirds | Very strong | Among the most reliable birds to target with mealworms where bluebirds already occur locally. |
| Wrens | Strong | Natural insect-eaters that readily use mealworms in many yards. |
| Chickadees | Strong | Regular feeder birds that readily supplement seeds with insects and mealworms. |
| Titmice | Strong | Closely associated with both seed feeders and insect foods. |
| Nuthatches | Strong | Bark-foraging insect eaters that commonly use mealworms. |
| Robins | Possible | Natural invertebrate feeders; use depends on presentation and individual birds. |
| Mockingbirds | Possible | Omnivorous birds may investigate mealworms, especially on open trays. |
| Other insect-eating birds | Variable | Local species and individual feeder behavior matter more than a universal species list. |
If bluebirds, wrens or other insect-eating species are absent from your neighborhood at that time of year, changing from seed to mealworms will not automatically make them appear. Food works best when it matches species already using the surrounding habitat.
Bluebirds Are the Classic Mealworm Feeder Bird
Bluebirds are unusually important in the mealworm discussion because they are primarily insect and fruit eaters rather than typical seed-feeder birds.
Cornell Lab recommends offering bluebirds a few live or dried mealworms on a platform feeder and describes mealworms as a useful protein-rich supplement, particularly during the demanding breeding season.
Cornell’s Western Bluebird guide likewise says Western Bluebirds can be attracted to feeders by offering mealworms.
Mealworms therefore offer something that sunflower seed often cannot: a feeder food that closely matches a major part of a bluebird’s natural feeding ecology.
If your real goal is feeding or attracting bluebirds specifically, use OwlRatings’ bluebird feeder-food guide. That page covers bluebird diet, why ordinary seed often fails, feeder setup, fruit/habitat and troubleshooting; this page stays focused on mealworms as a food across multiple bird groups.
Live vs Dried Mealworms for Birds
Both types can be used. Project FeederWatch explicitly notes that bird feeders offer both live and dried mealworms.
The practical difference is less about one being universally “good” and the other “bad” and more about what you are willing to store, handle and replace.
| Feature | Live mealworms | Dried mealworms |
|---|---|---|
| Movement | Yes | No |
| Moisture | Contains natural moisture | Much lower after drying |
| Storage | Requires management to keep larvae alive and contained | Far easier to store for longer periods when kept dry |
| Handling | More hands-on | Simple to pour into a dish or feeder |
| Feeder escape | Possible if the dish or feeder has gaps | Not a concern |
| Bird acceptance | Strong for many insect-eating birds | Also eaten, but acceptance can vary among individual birds |
| Best practical fit | When maximum natural presentation is worth the extra upkeep | When convenience and easy storage matter most |
Are Live Mealworms Better Than Dried?
There is not enough reason to turn the choice into a universal ranking for every backyard feeder.
Live mealworms have two obvious physical differences: they move and they retain natural moisture. Dried mealworms are easier to store and handle. Project FeederWatch accepts both as feeder foods, while the North American Bluebird Society notes that some bluebirds may respond more readily to live worms than lifeless dried ones.
That does not mean every bluebird refuses dried mealworms. Cornell specifically states that bluebirds may be offered mealworms alive or dried.
If convenience matters most, dried mealworms are the simpler experiment. If birds ignore them and you know insect-eating target species are nearby, trying live mealworms changes an important variable—the food now moves and contains more natural moisture.
Can You Rehydrate Dried Mealworms?
Yes. Dried mealworms can be soaked briefly in water before they are offered. This changes their texture and adds moisture, although it also removes much of the storage advantage once they become wet.
If you rehydrate them, offer only a small fresh amount and discard leftovers rather than allowing damp animal food to sit outdoors for long periods.
The key distinction is simple: dry mealworms are shelf-stable because they are dry. Once water is added, treat them as a short-lived fresh food at the feeder rather than returning leftovers to storage.
Mealworms Are a Supplement, Not a Complete Diet
More is not automatically better. The North American Bluebird Society describes mealworms as rich in fat and protein but emphasizes that they do not provide a complete diet and should be used as supplemental food.
This is an important distinction because a wild bird naturally eats a much wider mixture of insects, fruits and other foods than a tray containing one farmed insect species.
The purpose of a mealworm feeder is therefore to supplement natural foraging and create a useful observation opportunity—not replace everything birds find in the surrounding habitat.
What Kind of Feeder Should You Use for Mealworms?
Project FeederWatch recommends either a flat tray or a specialized mealworm feeder.
The best design depends partly on whether the worms are alive and whether larger birds are monopolizing the food.
If your goal is simply to discover whether local birds will eat mealworms, start with a clean shallow dish rather than making the feeder design unnecessarily complicated.
Why a Normal Tube Feeder Is Usually the Wrong Tool
Tube feeders are designed primarily to dispense dry seed through ports. Mealworms—especially live ones—do not behave like sunflower or Nyjer.
A dish or platform keeps the food visible and accessible to species such as bluebirds and wrens that are not naturally adapted to pulling food from tiny seed ports.
How to Introduce Mealworms to Birds
You do not need a complex training routine. A simple controlled setup also makes troubleshooting easier.
- Use a visible shallow dish. Birds need to discover the new food before a complicated enclosed feeder provides any advantage.
- Start with a small amount. There is no reason to leave a large pile exposed while you learn whether local birds are interested.
- Use the same general location. Constantly moving a new food source makes it harder to tell whether birds are simply taking time to discover it.
- Watch which species actually use it. Your local feeder community is more useful than a theoretical list of every bird that has ever eaten a mealworm.
- Remove old leftovers. Especially remove anything wet, dirty, moldy or otherwise questionable.
Why Are Birds Ignoring Your Mealworms?
A lack of visitors does not automatically mean mealworms “do not work.” Check the pattern before changing everything.
| What you observe | Most useful thing to check |
|---|---|
| Bluebirds and wrens are not present anywhere nearby | Local species presence and season rather than the mealworm brand |
| Target birds are nearby but do not approach the feeder | Visibility, feeder design and whether the food is newly introduced |
| Birds used live worms but ignore dried worms | Try a small rehydrated batch or continue with live worms rather than assuming all mealworms are equivalent to that individual bird |
| Mealworms disappear but target birds are never seen | Watch for larger birds or other animals taking them |
| Food remains after rain or becomes damp | Discard it and improve shelter or portion size |
Keep Mealworm Feeders Clean
Mealworms are animal food, and the dish still collects saliva, debris, droppings and moisture. A feeder should be easy enough to wash that cleaning does not become an occasional afterthought.
Project FeederWatch’s general feeder guidance emphasizes regular cleaning because feeding stations concentrate birds and can allow pathogens to spread through contaminated surfaces and food.
For OwlRatings’ full maintenance guidance, see how often to clean a bird feeder.
Where Should You Put a Mealworm Feeder?
There is no universal height required specifically for mealworms. Prioritize a place that target birds can approach, that you can reach for daily inspection and that does not put birds in an obviously unsafe position.
A feeder also does not become safer merely because it contains mealworms. If it is near glass, window-collision prevention still matters, and if cats use dense cover directly below it, feeder placement should be reconsidered.
OwlRatings’ guide to bird feeder height explains the trade-offs between accessibility, predators, squirrels and maintenance.
Mealworms vs Suet vs Seed
These foods overlap, but they do not perform exactly the same job at a feeder.
| Your goal | Useful starting food | Why |
|---|---|---|
| Attract a broad range of common seed eaters | Black-oil sunflower | Broadly accessible to many cardinals, finches, chickadees, sparrows and other seed-eating birds. |
| Target bluebirds | Mealworms | Project FeederWatch identifies mealworms as one of the few feeder foods that reliably attract bluebirds. |
| Target woodpeckers and other clinging insect-oriented birds | Suet | Suet is particularly useful for many bark-foraging and insect-eating feeder birds. |
| Target small finches | Nyjer | Nyjer is particularly associated with goldfinches, siskins and redpolls. |
| Increase overall feeder diversity | Use complementary food types | A single food cannot match every bird’s natural feeding ecology. |
Food is only one part of creating a useful bird-friendly yard. Water, habitat, windows and feeder placement matter too. OwlRatings’ beginner backyard birdwatching checklist covers the broader setup.
The Bottom Line
Yes, birds eat mealworms—and they are particularly useful for attracting insect-eating species that may not spend much time at conventional seed feeders. Bluebirds are the standout example, with chickadees, titmice, wrens and nuthatches also strongly associated with mealworms.
Both live and dried mealworms can work. Live worms provide movement and natural moisture but require more management. Dried worms are easier to store and handle, although acceptance can vary among individual birds.
Whichever type you choose, treat mealworms as a supplementary food, keep the serving dish clean and offer only enough to remain fresh rather than using them as a replacement for natural foraging.
Frequently Asked Questions
Do bluebirds eat mealworms?
Yes. Bluebirds are among the birds most strongly associated with mealworm feeders. Project FeederWatch describes mealworms as one of the few feeder foods that reliably attract bluebirds.
Do chickadees eat mealworms?
Yes. Project FeederWatch specifically lists chickadees among birds that readily eat mealworms.
Are live or dried mealworms better for birds?
Both can be used. Live mealworms move and contain natural moisture but require more storage and handling. Dried mealworms are much easier to store and serve. Individual bird acceptance can differ, so there is no universal winner for every feeder.
Can you soak dried mealworms for birds?
Yes. Dried mealworms can be rehydrated before serving. Once wet, however, they should be treated as fresh food: offer a small amount and discard leftovers rather than storing them again.
Can birds live on mealworms alone?
No. The North American Bluebird Society emphasizes that mealworms are a supplemental food rather than a complete diet. Wild birds need a varied natural diet.
What feeder should I use for mealworms?
A shallow flat tray or dish is the simplest option, and Project FeederWatch also recommends specialized mealworm feeders. Smooth-sided dishes are particularly useful for keeping live larvae contained.
Sources & Further Reading
- Project FeederWatch — Mealworms
- Project FeederWatch — Feeding Birds
- Cornell Lab — Summer Bird Feeder Foods
- Cornell Lab — Western Bluebird
- Cornell Lab — About Suet, Mealworms, and Other Bird Foods
- North American Bluebird Society — Mealworms Fact Sheet
Jonathan Gron is the founder and editor of OwlRatings, where he researches birding, backyard wildlife and practical bird-safety guidance using current primary, government and professional sources.
