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 / 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...

Kim Taylor / Leaf-cutting bee {Megachile sp) female bringing leaf section to nest amongst roots of cactus.

Kim Taylor / Leaf-cutting bee {Megachile sp) female carrying section of rose leaf UK.

PREMAPHOTOS / Leafcutter bee cutting piece off rose leaf (Megachile willughbiella) UK

PREMAPHOTOS / Silver leafcutter bee carrying leaf to nest (Megachile leachella) UK.

Phil Savoie / Patchwork leafcutter bee (Megachile centuncularis) feeding from Common marigold (Calendula officinalis) Monmouthshire, Wales, UK. April

Phil Savoie / Patchwork leafcutter bee (Megachile centuncularis) gathering pollen on scopa (special hairs beneath abdomen) on Common marigold (Calendula officinalis),Monmouthshire, Wales, UK. July.

Phil Savoie / Patchwork leafcutter bee (Megachile centuncularis) gathering pollen on scopa (special hairs beneath abdomen) on Common marigold (Calendula officinalis),Monmouthshire, Wales, UK. July.