Hairy Flower wasp

You would not know, just by looking at this wasp – a Hairy Flower wasp – that it lays its eggs on beetle larvae living underground. Although the adults feed on nectar, the larvae feed on – are parasites of – the grubs of scarab beetles (Scarabaeidae). In some situations – because beetle larvae can…

Hitching a ride on a giant wasp

I came across this very large (c. 5 cm in length) digger wasp which was searching the leaf litter in Doi Suthep-Pui National Park, northern Thailand. It is a scoliid wasp called Megascolia azurea (Subfamily Scoliinae; Tribe Scoliini).  There are five subspecies. (1) Given the location, perhaps it is ssp. siamensis  Bertem). Regiscolia  is an alternative name for this genus,…