Adonis Blue Butterfly
Tom Hibbert

12 Fun Facts about Butterflies

12 amazing, fun facts about butterflies that you may not already know.

It’s been a beautiful summer filled with butterflies of every colour, shape and size. With the recent Big Butterfly Count and Sir David Attenborough’s warnings of how critical this year would be for many butterfly species, our fluttering little friends have been the subject of much focus these past months… but how much do you know about them?

Here's some fun facts!

Brimstone butterfly on flower
Jim Higham

1. How did the butterfly get it's name?

It is commonly believed that the word "butterfly" is a derived from "butter-coloured fly" which is attributed to the yellow of the male Brimstone butterfly.

Butterfly in chrysalis form on wood
Les Binns

2. A butterfly's lifecycle is made up of four parts

Egg, larva (caterpillars), pupa (chrysalis) and adult.

Fowling scene, from the Tomb of Nebamun, Thebes, Egypt, Dynasty XVIII ca 1400-1350 b.c.

3. Representations of butterflies date back 3,500 years

Buterflies can be seen in Egyptian frescoes at Thebes.

Iceberg in Antarctica
Jay Ruzesky

4. Is there anywhere that butterflies aren't found?

Antarctica is the only continent on which no Lepidoptera (an order of insects that comprises the butterflies and moths) have been found.

Garden Tiger Moth
Alan Price

5. How many species of butterfly are there?

There are about 18,500 named species of butterflies. Moths are even more numerous - about 140,000 species of them were counted all over the world. The photo above shows a garden tiger moth.

Peacock butterfly
Peacock ©Rachel Scopes

6. Butterflies are cold blooded

They will not fly if the temperature is below 10 degrees Celcius.

Brimstone ©Jim Higham

7. The Brimstone butterfly has the longest lifespan.

It's about 9 - 10 months - the longest of any adult butterfly!

Butterfly

8. Butterflies and insects have their skeletons on the outside of their bodies, called the exoskeleton.

This protects the insect and keeps water inside their bodies so they don’t dry out.

Brown Hairstreak butterfly on leaf
Tom Hibbert

9. Many butterflies can taste with their feet

They do this to find out whether the leaf they sit on is good to lay eggs on to be their caterpillars' food or not.

Grayling ©Margaret Holland

10. An adult butterfly will eventually emerge from the chrysalis where it will wait a few hours

This is so its wings can full with blood and it can dry before flying for the first time.

Painted lady butterfly on thistle
Bob Coyle

11. Britain has 59 resident butterfly species

There are half a dozen or more that visit us regularly from abroad, like the painted lady seen above, and which breed here in warm weather.

Large Blue Butterfly on flower
Peter Cairns

12. Five butterflies have become extinct in Britain in the last 150 years

These are the large copper, mazarine blue, black-veined white, large blue and large tortoiseshell. The chequered skipper became extinct in England in 1976, but still survives in Scotland. The large blue has been successfully reintroduced using butterflies from Sweden.