Franks harvesting story

Franks harvesting story

Thank you Frank for the great pictures.  This will help lots of folks identifying stuff they find in their mason bee nests.

Holes in mason bee cocoons that parasitic wasps have used to exit cocoons.

Fruit fly pupae -a sticky mess.

If the nesting tunnel is sticky , then this photo is of fruit fly larvae that have just arrived on the west coast ( of NA) over the past 2 years.

Adult parasitic wasps inside a mason bee cocoon
Young parasitic wasp pupae inside a mason bee cocoon
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