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Tent caterpillars What are they? The three most common types of tent caterpillars in Canada are the Eastern tent, the Western tent, and the Forest tent caterpillar. Forest tent caterpillars feed on deciduous trees (trees that lose their leaves seasonally) in many parts of Canada.…

Spiders What are they? Spiders commonly found in Canadian homes include house spiders, wolf spiders, cellar spiders, fishing spiders, and (much less often) black widow spiders. They are usually found in corners of rooms, closets, boxes, dark crevices, basements, garages, and…

Slugs and snails What are they? Slugs and snails are molluscs, like oysters and clams. They are both similar in structure, except that the snail is protected by a hard shell that makes it less vulnerable than slugs to dry conditions and the sun. Slugs and snails have a soft,…

Silverfish and Firebrats What are they? Silverfish and firebrats are harmless to humans, but are considered pests because of their appearance. These wingless, flat insects have two long, slender antennas on their head and three long, slender "bristles" at the back of their…

Rats and mice What are they? The house mouse has large ears and is light brown to dark grey, with a lighter colour on its belly. It is often found in urban areas. The deer mouse is brown or grey with a white belly and feet. The white colour on the underside of its tail is an easy…

Pigeons What are they? Pigeons are stout-bodied birds with short necks and short, slender bills with a fleshy cere (the waxy, fleshy covering at the base of the upper beak). The species most commonly referred to just as the "pigeon" is the feral rock pigeon, common in many cities…

Ladybugs What are they? Ladybugs (also called lady beetles or lady birds) are among our best-known insects, with their familiar dome shape, orange-red bodies, and black spots. The main physical difference between the different types in Canada is the number of black spots on their…

CIHR 2021-22 Departmental Plan Departmental Plan Raison d'être, mandate and role: who we are and what we do Operating context Supplementary Information Tables: Departmental Sustainable Development Strategy Details on transfer payment programs Gender-based analysis plus Date…

Gypsy moths What are they? Gypsy moths are destructive pests. They get their name from their ability to travel by attaching to various objects. They appear in late July or August. Males are greyish brown and can fly and survive about one week, mating with several different…

Fleas Learn about fleas, how to check your pet for fleas, how to prevent fleas and how to get rid of fleas. On this page What are fleas? Why should I be concerned about fleas? How do I check my pet for fleas? How can I prevent fleas in the home? What do I do if my pet has fleas?…