Unlike social bees, such as honey bees, they’re solitary. “Mason bees build their nests in pre-existing cavities, such as holes in wood, hollow stems, or bee hotels,” says Michael Skvarla ...

Solvin Zankl (Germany) carefully watches a two-coloured mason bee build the roof of its nest. While exploring a favourite haunt in central Germany, Solvin came across several tiny piles of sticks on ...

There are over 250 species of bee in the UK, of which 178 species have been recorded in Wales. The majority of these are solitary bees, but some, like the better-known bumblebees and honeybee, are ...