A celebration of all things insect

Organised by the Royal Entomological Society, and supported by partner organisations throughout the UK and Europe, Insect Week is a celebration of all things insect.

Wherever you live, it’s an opportunity to take part in insect science, get to know insects, learn from experts, and have fun.

Insect Week 2025 will take place on 23-29 June. 

Read more about us

I'm a BEEliever - Sign the Pledge for Insect Week

Did you know one in three mouthfuls of our food depends on insect pollination?

Tell us how you plan to Discover, Observe and Protect insects and sign the Pledge to receive a free downloadable Insect Week poster with insect ID tips and pollinator-friendly plant ideas.

Sign the Pledge

Instar 5 cover square

INSTAR – Magazine for Young Entomologists

A digital magazine for young entomologists. Find out more about insects and those people who study them.

Read INSTAR

Wear Insect Week!

To help you share your love of insects, we have brand new designs to inspire your wild actions this June.

Shop Insect Week

Did you know?

Craftiest

Some moths evade bat echolocation by falling fast, ‘shouting’ back, sound warnings of poison and mimicking each other.

Chan’s megastick

The longest recorded insect is Chan’s megastick, a stick insect species from Borneo which can be up to 56.6cm long.

Ommatidia

Dragonfly compound eyes are made of up to 30,000 separate facets or ‘ommatidia’.

Competitions

The Royal Entomological Society runs annual insect photography and art competitions for non-professional artists and photographers dedicated to the wonder and beauty of insects.
Get involved
The 2025 Photography Competition is now open. Enter your best three insect photos for your chance to win. Enter now.