Entries by Pest Control Canada

horsebean longhorn beetle

6043  This bug flew in over our patio table while we were having a conversation. We live in the Phoenix Arizona area and have never seen an insect like this ever before. Do you have any idea what this is?  Thanks, Adam This is a horsebean longhorn beetle, Trachyderes mandibularis (Coleoptera: Cerambycidae). See https://tinyurl.com/yc3petgs for images […]

Mud dauber wasp

6041  Geographical location: Calgary, Alberta.   Relevant information: Found indoors [top floor of a condominium unit]  Season: Summer, warm and sunny weather.  Insect size: ¾ of an inch to 1 ½ inches [found in our condo last summer and this summer, starting in the month of June each year)  The insects NEVER go further into our unit […]

tortoise beetle

6040   I found this bug clinging to the patio screen door from the inside.    It has wings and when it was upside down it opened its wings to turn  itself around. It appears to have a clear scan like outer shell.   Please advise on what this is. Thank you.   Lisa,  Woodstock,Ontario  This is a tortoise […]


6039   There are lots of these bugs all over our cedar deck and wood patio door trim. A couple days ago they were a pale lime green and now they look like this. Not sure if they are termites or not. Also, the pine tree over the deck has seemed to spray down some sap […]

Masked hunter bug bite

6038     Hello, I am located in Scarbrough Ontario. This bug bit me in my bed . It stung so bad it felt like razor blades for about 5 min. After it bit me it flipped over and was stunned on its back . I don’t see it on any Canadian bug charts or your charts. Should […]

Pesticide risk to infant?

4635   Hi, One of the apartments in the house I live in has bedbugs and the landlord is going to either spray just the basement apartment or possibly the whole house. I have a 9 month old baby and was wondering what we should do if this treatment happens? Can these chemicals be harmful to […]

Tent caterpillar control

Trying to find a way to get rid of tent-nest’s How do I do it? The natural, soil dwelling bacterium Bacillus thuringiensis or Bt-kurstaki (BTK) is particularly effective on inch worms of all types. Use easily applied spray to hit worms and protect the leaves at the first signs of damage. BTK sprays do not […]

cockroach nymph

6037  Can you help me ID these 2 pests in my home. Stouffville, ON This is a cockroach nymph, but it does not look like any of the common peridomestic pest species. It might be one the so-called wood cockroaches. Ed Saugstad, retired entomologist; Sinks Grove, WV. This is a cockroach nymph, but it does not […]

darkling beetle

6036  Hey there, I am from the Cowichan Valley in BC and have just tonight found around 10 of these beetles in my house. They are black, not particularly shiny, quite rounded body with 3 defined segments. They’re all about an inch long or so.  I usually wouldn’t think much of seeing a bug or two […]

yellow Douglas fir borer

6035   This guy was hanging out under the edge of our kitchen counter, near our dishwasher. Interior BC, late spring. This is a long-horned wood-boring beetle (Coleoptera: Cerambycidae); it looks like Centrodera dayi, known as the yellow Douglas fir borer – see https://tinyurl.com/ybmvqaha for an image.  Ed Saugstad, retired entomologist; Sinks Grove, WV.

plant bug in the family Miridae

6034   Hi. Could you help me identify this bug? I found it dead in my daughters room, at the same time we are trying to figure out what caused bites on her arm. Do you think it’s a bed bug?? It’s about 1-2 mm long. Thank you!  Jackie This appears to be a plant bug […]

ground spider

6033  Found in a house Canada. Found several of these in our home it’s June here. Fell from ceiling. Bobbiejoe. This is a ground spider (family Gnaphosidae) in the genus Sergiolus. It appears to be similar to S. montanus (see https://tinyurl.com/yc7txyxe), but confirmation would require microscopic examination of certain body parts.  Ed Saugstad, retired entomologist; […]

Electronic pest repellers

4633  Good morning.   I volunteer at a Scout camp and we have many Cheery Trees, BUT the Cubs and Scouts can not get to the fruit as the Animals get there first.  Where can I obtain an Electronic repellent to hang in the trees?  Thank you.  Paul Don’t waste your money.  There is no unbiased scientific […]

Sow bugs in cottage

6032   Hi – we have a vacation home in Nova Scotia directly on the Bay of Fundy.  These came crawling up the basement foundation and now a few have made their way to the first floor of the house.  Help! This is a sow bug. They can only survive in damp conditions. Read more about […]

Ladybug larva

6031  From Kingston Ontario. Never seen one of these before. What is it?  Yara  This is a ladybug larva. The ladybug life cycle is not much different from the life cycle of a butterfly. The ladybug goes through the same four stages as a butterfly, the egg stage, the larvae stage, the pupa stage, and the […]

Still has bed bugs

4632    I have bed bugs, after the exterminator came in, we still have them. But killed off the basic population of them. What can we do? Getting rid of bed bugs is a process that usually takes more than one treatment.   The most important step is a very thorough inspection but even a professional may […]

Nuttall’s blister beetle

6030  No idea what this is and tried googling for awhile, photo taken in Saskatoon, Saskatchewan Canada.  Eddie. This appears to be a Nuttall’s blister beetle, Lytta nuttalli (Coleoptera: Meloidae); see https://tinyurl.com/yag58ncl for images. Ed Saugstad, retired entomologist; Sinks Grove, WV.  

Fungal growth on stump

6029   Do you know how I can ID these eggs on my dead stump in Ottawa?  Thanks.  Wayne I suspect that this more likely is a fungal growth of some kind rather than an egg mass of an insect or other invertebrate; see https://tinyurl.com/y7hxg2xl for an example. Ed Saugstad, retired entomologist; Sinks Grove, WV.

reddish-brown stag beetle

6028  Hi,  This is Tiina from Toronto, Ontario. Saw these bugs on the sidewalk in the early evening. They were coming up from the ground in adjacent garden near the base of a tree. They are huge! Shiny, black with menacing looking pincers. What are they?  Tina This is a stag beetle (Coleoptera: Lucanidae); likely a […]

minute brown scavenger beetle

6027   My name is Trevor. I live in Edmonton Alberta. We started noticing these bugs primarily on the floors of our two second floor bathrooms in our house which are on opposite sides of the second floor. They also frequent window sills in the bathrooms and the bedrooms adjacent to them. We don’t notice them […]

black vine weevil. another short-snouted/broad-nosed weevil

6026  Hi my name is Kaitlyn and I live in Calgary AB. I’m finding these hard shelled black/grey beetles all over my basement apartment. They aren’t coming from one spot because I’m finding them in every room. This is another short-snouted/broad-nosed weevil (Coleoptera: Curculionidae; subfamily Entiminae), the black vine weevil, Otiorhynchus sulcatus (see https://tinyurl.com/pfjs654), is one […]

short-snouted/broad-nosed weevil

6025  I have found a few of these inside my home and outside as well. What is it? They have just come out in may. I have a dog so he may be bringing them inside.  Thank you!  Vanessa This is a short-snouted/broad-nosed weevil (Coleoptera: Curculionidae; subfamily Entiminae), but the image is not clear enough for […]

crane fly

6024  What is this bug? Found Northern Ontario.  Thank you!  Stephanie This is a crane fly (Diptera: Tipulidae) in the genus Tanyptera (formerly Ctenophora); see https://tinyurl.com/y9npojm5 for an image. Their larvae are found in decaying wood.  Ed Saugstad, retired entomologist; Sinks Grove, WV.

Best Pesticide for bed bugs?

Hi, I found couple of bed bugs recently and would like to know the recommended pesticides from pest control. Thanks, Laxmi. Just spraying pesticides is not the solution.  Read the suggestions for proper control that we have published on this web page:  http://pestcontrolcanada.com/how-to-get-rid-of-bed-bugs.  

stink bug

6023   Hi there, This is my first time to saw such unique insect walking on the corridor outside of a furniture store. Country: Malaysia.  Michelle This is a stink bug (Hemiptera/Heteroptera: Pentatomidae), but I cannot place a specific name on it at present. Ed Saugstad, retired entomologist; Sinks Grove, WV.  

Marmots on pool deck

Hi there: We have moved into a new house and have just discovered that we have a serious marmot problem. We have seen them in our yard and not been concerned, but now we have discovered that our lower deck – and it is a large one surrounding a pool – is absolutely covered in […]

twice-stabbed stink bug

6022    This was found on a compact cranberry bush in Saskatchewan. It is the size of a lady bug.  Friend or foe? This is a twice-stabbed stink bug, Cosmopepla lintneriana (Hemiptera/Heteroptera: Pentatomidae); see https://tinyurl.com/y9ybqct7 for an image and more information. They feed primarily on seeds, and usually are not considered serious pests. Ed Saugstad, retired entomologist; […]

Firefly larva

6021   Marge from New Brunswick; this was on the step … what is it? This appears to be a larva of a firefly (Coleoptera: Lampyridae), see https://tinyurl.com/y7rrweg4 for an example. These are general predators on other small arthropods as well as snails, etc. The larvae of some net-winged beetles (Coleoptera: Lycidae) also can be similar in […]


6020   Hi my name is Tammy from Midland Ontario Canada. Just found this in my house…is it a tick? If no what is it? Thank you for your help. This is not an insect, but is an arachnid called a pseudoscorpion. They are general predators on other small arthropods and completely harmless to humans. See http://tinyurl.com/ox8sx4o […]

Click Beetle

6019    In Welland, Ontario Niagara region, found by our cat.‎ In upstairs rug. We were working outside the day before.   Elizabeth This is a click beetle (Coleoptera: Elateridae); a harmless accidental intruder. Ed Saugstad, retired entomologist; Sinks Grove, WV.

spider beetle

6018   I found this bug between my bed sheets after having moved some sweaters onto my bed that were in the kitchen. I live in Montreal, Quebec. We have spring weather right now. The bug seems to have antennae that it uses to feel its environment and walks almost robotically, so I looked up different beetles […]

male elm sawfly

6017  This insect was found in my yard.  4th June 2017.  It was large, the size of a Canadian loony with wings extended.  Location Saskatoon.  Weather conditions hot and dry.   Can you identify it please.   Thank you.  Bill.  This looks like a male elm sawfly, Cimbex americana (Hymenoptera Cimbicidae), see https://tinyurl.com/y8tvlk5d for an image. Their larvae […]

Bed bugs in bathroom

6016   I live in the north Okanagan in British Columbia and have found several of these in my bathroom (over the past few weeks) where my dog likes to lay on the cool lino floor as it is May/June and quite hot here.  This bug is about ¼ inch long.   I am hoping it is not […]