Are There Blister Beetles In Michigan?

by | Last updated on January 24, 2024

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Are there blister beetles in Michigan?

The adult blister beetles found in Michigan

are relatively soft-bodied, dark insects ranging from 0.5 to 1.25 inches in length. The visible part of their thorax is narrower than the head and the abdomen.

Where are blister beetles found?

Where Do Blister Beetles Live? Blister beetles are often found

where grasshoppers (their main source of food) are common throughout the United States

. They have also been seen in the West Indies as well as South and Central America.

What states have blister beetles?

Although blister beetles can be found in

virtually all hay-producing states

, University of Minnesota extension specialists note that they are most common in arid Southern and Plains states and where grasshoppers are commonplace because the beetles feed on grasshopper eggs.

What types of beetles live in Michigan?

  • Largest Beetles: Reddish-brown Stag Beetle, Asian long-horned Beetle, Emerald Ash Borer Beetle.
  • Smallest Beetles: Black Carpet Beetle, Varied Carpet Beetle, Drugstore Beetle.
  • Most Common Beetles: Black Carpet Beetle, Varied Carpet Beetle, Asiatic Garden Beetle, Japanese Beetle.

What happens if you touch a blister beetle?

Blister beetles excrete a toxic blistering agent called cantharidin, which

can cause irritation and blistering

when it comes in contact with the eyes, skin, mouth, throat, or digestive tract. The irritation and blisters that form can be painful but usually are not life-threatening.

What happens when a blister beetle bites you?

Blister beetle dermatitis

causes a localized blister or welt

. The welt may look like a raised, red patch of skin, whereas the blister produces a pocket of fluid and pus. The reaction develops on areas of skin exposed to the beetle. Pain, burning, redness, and swelling often accompany these lesions.

How do you identify blister beetles?

So how do you identify a blister beetle? These insects come medium- to large-sized, and they have an elongated body that is sometimes referred to as cylindrical. They have a broad head that looks rectangular from above. They have soft, leathery bodies, and their antennae are beaded and thread-like.

Should you pop a blister beetle bite?

Blister Beetle Reactions

Signs of a reaction usually appear between 24 and 48 hours after contact. Irritation from a blister beetle is mostly just annoying, and shouldn’t leave any lasting skin damage. Mild reactions don’t require treatment and will heal on their own, though

popping blisters can lead to infection

.

How do you prevent blister beetles?

Gardeners can keep the numbers of blister beetles in the garden to a minimum by

spreading diatomaceous earth (also called DT) in the general vicinity of plants threatened by blister beetle attacks

. Diatomaceous earth can also be used as a barrier in small pots and raised garden beds.

Are blister beetles poisonous to dogs?

These beetles are also

toxic to sheep, cattle, goats, dogs, cats, rabbits, rats and humans

. So, here is some basic information to help you understand more about the blister beetle and the risks to horses. Blister beetles contain a toxic chemical called cantharidin.

What is the largest beetle in Michigan?

We identified the beetles as

black stag beetles, Lucanus placidus

, (Coleoptera: Lucanidae). This handsome beetle is a close relative of the common pinching bug, L. capreolus. Members of this genus are among Michigan’s largest beetles.

Are there Assassin bugs in Michigan?


There are many different kinds of assassin bugs in Michigan

, but one of the most commonly encountered in our yards and gardens is the tiny green immature (nymph) stage of those in the genus Zelus.

Why is it called a June bug?

June bugs derive their name from the fact that

adult June bugs emerge from the soil at the end of spring or the beginning of the summer

. Females bury their eggs just below the soil surface. June bug larvae hatch within 3 to 4 weeks and feed on grass and plant roots from several months to as long as three years.

Can blister beetles fly?

Flying and mating: Males and females of Lytta magister apparently can smell others from a long way off because

they fly in to join large groups of their species

. Once there, males court females by climbing on top of potential mates and stroking their antennae.

Are blister beetles aggressive?

Not only are blister beetles

dangerous to touch

, even if they have been crushed, they are also dangerous for animals to eat.

Why are blister beetles in my house?

Blister beetles are

most likely to come into contact with homeowners as they are gardening, trimming shrubs or planting flowers

, so wear protective gloves and long sleeve shirts to help prevent blister beetle exposure.

How big is a blister beetle?

Blister beetles have long (

3/4 to 1-1/4 inch

) narrow bodies, broad heads, and antennae that are about 1/3 the length of their entire bodies.

Can chickens eat blister beetles?

Blister beetles are insects from the Meloidae family that contain cantharidin, a toxic chemical that protects them from predators.

Cantharidin is highly toxic when ingested by chickens and can be fatal

. Since the toxin is very stable it remains toxic even in the dried remains of these beetles.

Are blister beetles found in grass hay?

While

it is possible for blister beetles to be present within grass hay

, it is much more common for blister beetles to be found in alfalfa hay as alfalfa blossoms can serve as a food source for the adult blister beetles.

What is a black blister beetle?

Black Blister Beetles are

black and have a glistening sheen on their head, pronotum and wing coverings

. A bit of yellow hidden on the abdomen is the only additional color on this species. They can secrete a chemical that causes irritation, redness and, over time, blister formation on human skin.

What do blister beetles do to horses?

Blister beetles are small insects that live in alfalfa hay (Figure 1). They contain a toxin, called cantharidin, which causes

ulceration of the oral cavity, gastrointestinal tract and urinary system

in horses when it is inadvertently ingested.

What bite leaves two holes?

It’s not always easy to see, but a true

spider bite

will present itself with two puncture marks. The spider’s fangs cause these marks when they pierce the skin. THE BITE TYPICALLY DOES NOT HURT BADLY. Bites from non-venomous spiders hurt less than a bee sting for most people.

What is biting me that I can’t see?

These bites may be from

small biting midges, often called “no-see-ums”

. They are also known as punkies or sand flies. No-see-ums in Arizona mostly belong to the genus Culicoides, in the family Certopogonidae.

What bit me while sleeping?

It’s no surprise that a creature called a

bed bug

is one of the insects most likely to bite you while you’re sleeping. Entomologist and pest control expert Ryan Smith says bed bugs are probably the most common nocturnal bug and they love hiding out in your mattress.

Do birds eat blister beetles?


Birds will take blister beetles right off your plants

. Encourage them to visit and feed in your garden. Respect them by not using sprays or chemicals that might do them harm.

Are blister beetles helpful?

Finally,

immature blister beetles are considered beneficial insects

as they aggressively seek out and prey on grasshopper eggs.

Can you spray for blister beetles in alfalfa?

Blister beetles are beneficial because they eat grasshopper eggs and

Wagner does not recommend spraying specifically for them

, because the dead blister beetles that remain still contain the toxic cantharitin.

Can cows eat blister beetles?

The blister beetle (Epicauta) is

highly toxic to sheep and cattle

, but primarily to horses. As little as four (4) to six (6) grams of blister beetles can be deadly to an 1100 lb. horse. Blister beetles swarm in alfalfa fields and are drawn into bales by accident.

Are blister beetles attracted to light?


The beetles are attracted to lights at night

, so that is one common way by which they are encountered by people, leading to blisters on the neck and arms as the beetles are swatted or squished from the annoyance of their presence.

Does Michigan have June bugs?

In the last week, people all over Michigan, but more so in the northern Lower Peninsula, have been finding large, (0.5 to 0.75 inches long) dark brown beetles on driveways, sidewalks and decks in the evening or early morning. These are adult June beetles, a common name given to all the beetles in the genus Phyllophaga.

Are wasp beetles in Michigan?

Like the Smokey-winged Beetle Bandit, most are solitary wasps that pose no problems.

Many of the literally dozens of different species found in Michigan have black and white bodies like the Smokey-winged Beetle Bandit

. Identifying most of them is a task best left to entomologists.

Are click beetles in Michigan?

Geographic Range.

Click beetles are found in all regions of the United States

.

Are there any kissing bugs in Michigan?

Right now, experts say there’s enough reason to believe they could be anywhere in the north including Michigan. However, the CDC says

there have not been any confirmed cases in Michigan yet

. Kissing bugs are most commonly found under porches, in piles of wood, or in outdoor dog houses.

What bug looks like a kissing bug in Michigan?

A bloodsucking insect known as

Triatoma sanguisuga

, or a “kissing bug,” has been found in Delaware for the first time, public health officials said this week. (WXYZ) — The ‘kissing bug’ is on the move and is possibly already establishing itself in Michigan.

Do we have kissing bugs in Michigan?

MICHIGAN (Patch)— The treacherous “kissing bug” has made its way far north in the United States, threatening human and pet health.

The deadly “kissing bug” has been confirmed in dozens of U.S. states, including Michigan

, the federal Centers for Disease Control and Prevention said.

Do June bugs do anything good?

Although many people find June bugs unsettling,

they play an important role in helping nutrients cycle through ecosystems

. By chowing down on grass roots, June bugs concentrate nutrients into juicy (larva) and crunchy (adult) calorie-rich packages that are consumed by a variety of other organisms.

Diane Mitchell
Author
Diane Mitchell
Diane Mitchell is an animal lover and trainer with over 15 years of experience working with a variety of animals, including dogs, cats, birds, and horses. She has worked with leading animal welfare organizations. Diane is passionate about promoting responsible pet ownership and educating pet owners on the best practices for training and caring for their furry friends.