Pest Identification
London Pest Identification Guide
Not sure what pest you have? Use this guide to identify common London pests, understand the risks, and find out what action to take.
🐀
Act ImmediatelyBrown Rat
Rattus norvegicus
Size: 20–25cm body + tailColour: Brown/grey
Rodents
🐭
Act ImmediatelyHouse Mouse
Mus musculus
Size: 7–10cm bodyColour: Grey/brown
Rodents
🪳
Act ImmediatelyGerman Cockroach
Blattella germanica
Size: 1.3–1.6cmColour: Light brown with dark stripes
Insects
🪲
Act ImmediatelyBed Bug
Cimex lectularius
Size: 4–5mmColour: Reddish-brown
Insects
🐝
Act ImmediatelyCommon Wasp
Vespula vulgaris
Size: 1.2–1.7cmColour: Yellow and black
Stinging Insects
🐜
Treat SoonBlack Garden Ant
Lasius niger
Size: 3–5mmColour: Black
Insects
🦟
Treat SoonCat Flea
Ctenocephalides felis
Size: 1–3mmColour: Dark brown
Insects
🐦
Treat SoonFeral Pigeon
Columba livia
Size: 29–35cmColour: Grey/blue with iridescent neck
Birds
🐿️
Act ImmediatelyGrey Squirrel
Sciurus carolinensis
Size: 23–30cm bodyColour: Grey with white underside
Rodents
🦊
Manage & MonitorUrban Fox
Vulpes vulpes
Size: 60–75cm bodyColour: Reddish-brown
Wildlife
🦋
Treat SoonCommon Clothes Moth
Tineola bisselliella
Size: 6–8mmColour: Golden/buff
Insects
🐟
Manage & MonitorSilverfish
Lepisma saccharina
Size: 1–2cmColour: Silver/grey, metallic
Insects
🐞
Treat SoonVaried Carpet Beetle
Anthrenus verbasci
Size: 2–4mm adultColour: Mottled white, brown, yellow
Insects
🪰
Treat SoonHouse Fly
Musca domestica
Size: 6–7mmColour: Grey with four dark stripes
Insects
Not Sure What Pest You Have?
Call us and describe what you have seen — our experts will identify it and advise on the best treatment.