Two-spotted lady beetle vs Large spotted ladybird

These two are easy to mix up. Here's how to tell a two-spotted lady beetle from a large spotted ladybird, and whether either one bites or stings.

Two-spotted lady beetle (Adalia bipunctata)
(c) Matt Pelikan, some rights reserved (CC BY)

Two-spotted lady beetle

Adalia bipunctata

Large spotted ladybird (Harmonia conformis)
no rights reserved

Large spotted ladybird

Harmonia conformis

≠The key differences

Smaller and usually shows two distinct black spots on red elytra; body shape and spot count help distinguish it from H. conformis.

⚖︎Side by side

Two-spotted lady beetleLarge spotted ladybird
To humansNon-toxicNon-toxic
Size3.5-5 mm long5-7 mm long (adult body length)
ColoursRed, Black, OrangeOrange-red, Black, White, Yellow
FamilyCoccinellidaeCoccinellidae
HabitatGardens, orchards, parks, hedgerows, field margins and other places where aphids occur; also found on trees and shrubsGardens, orchards, agricultural fields, eucalypt woodland and forest edges; adults shelter under bark or in buildings to overwinter.
RangeHolarctic: native across much of Europe, Asia and North America; declining in parts of North AmericaNative to Australia (especially the south-east and Tasmania); introduced to New Zealand and Hawaii.
ActiveSpring to autumn; active by day (diurnal); adults overwinter in sheltered sitesMost active in spring and summer; adults may aggregate and be found indoors in autumn and winter.
Pest?NoNo

🔍How to spot a two-spotted lady beetle

  1. Small domed beetle 3.5-5 mm long with one large spot on each elytron (two spots total) in the common red/orange form
  2. Colour polymorphism: check for black form with a pair of orange/red spots; pronotal markings (white or pale patches) help confirm identity
  3. Smaller and with different pronotal pattern than the larger Harmonia axyridis (Asian lady beetle) and different spot counts from Coccinella septempunctata

Full two-spotted lady beetle guide →

🔍How to spot a large spotted ladybird

  1. Relatively large ladybird with oval, domed body 5-7 mm long.
  2. Orange elytra with about 20 black spots (around 10 per wing cover), some occasionally merged.
  3. Pronotum pale with distinctive black markings forming central dark patches or comma-like marks.
  4. Larvae are dark, elongated and alligator-like, commonly found on plants with aphids.

Full large spotted ladybird guide →

?Frequently asked questions

What is the difference between a two-spotted lady beetle and a large spotted ladybird?

Smaller and usually shows two distinct black spots on red elytra; body shape and spot count help distinguish it from H. conformis.

Is a two-spotted lady beetle or a large spotted ladybird more dangerous?

Two-spotted lady beetle: Non-toxic. Large spotted ladybird: Non-toxic. Not dangerous. Not dangerous or venomous.

Identification from photos is never certain: don't handle insects you can't identify, and get medical advice for bites, stings or allergic reactions.