Clay Bolt / Wallace's giant bee (Megachile pluto) and nest on tree trunk. North Moluccas, Indonesia.T his is the only photo that is known to exist of this species (the world's largest bee) in the wild, in situ, a...

Nick Upton / Red mason bees (Osmia bicornis) entering and leaving nest hole drilled into a log within an insect hotel, Gloucestershire, England, UK, April.

Nick Upton / Leafcutter / Rose-cutter bee (Megachile willughbiella) lands at its nest in a Bamboo tube in an insect hotel near several nests she has completed and some Potter wasp (Ancistrocerus sp.) nests, Wiltsh...

Clay Bolt / Entomologist and bee expert Eli Wyman with the first rediscovered individual of Wallace's giant bee (Megachile pluto) Mollucas, Indonesia. January 2019. Model released.

Clay Bolt / Entomologist examining a large female Megachile bee during the hunt to rediscover Wallace's giant bee (Megachile pluto) on the island of Ternate, North Moluccas, Indonesia. January 2019

Clay Bolt / Composite image of Wallace's giant bee (Megachile pluto) with European honey bee (Apis melifera). This is the world's largest bee, which is approximately 4 times larger than a European honey bee. One...

Paul Bertner / Leafcutter Ant (Atta sp) group harvesting leaf, Yasuni National Park, Ecuador

Bence Mate / Leafcutter ants (Atta sp) colony harvesting a banana leaf, Costa Rica. 3rd place in the Insects and Spiders category of the Terre Sauvage Nature Images Awards competitions 2015.

Konrad Wothe / Leafcutter Ant (Atta cephalotes) pair carrying leaves, Panguana Nature Reserve, Peru

Ingo Arndt / Leafcutter Ant (Atta sp) carrying section of leaf to be used for cultivating nutritious fungi, Costa Rica

Piotr Naskrecki / Leafcutter Ant (Atta cephalotes) worker on leaf protecting larger workers carrying leaf from parasitoid flies, Costa Rica

Bence Mate / Leafcutter ants (Atta sp) colony harvesting a banana leaf, Costa Rica. OVERALL WINNER: Wildlife Photoghrapher of the Year 2010 from Eric Hosking Award portfolio image 2/6