Plant secretions prevent wasp parasitism in nests of wool-carder bees, with implications for the diversification of nesting materials in Megachilidae

@uk_masonbees @EDoorish @Kate_Bradbury @NestboxTech @sarah_mnstr @DefenderRealm I also came across this on my travels, loving these bees. It appears that parasitoid wasps are more likely to avoid WC brood cells coated with extrafloral trichome secretion de

@Hawkes_Will @HawkesSj @StevenFalk1 @NHM_Bees @Buzz_dont_tweet Here's a link to an article mentioning an Anthidium species using stones... https://t.co/JnNmhwXX6t