Arthropods Daily – Issue No. 690 No. 690 |

Cuckoo bumblebees are members of the subgenus Psithyrus in the bumblebee genus Bombus. Until recently, the 29 species of Psithyrus were considered to constitute a separate genus. They are a specialized lineage which has lost the ability to collect pollen and to rear their brood. They have lost the worker caste and produce only sexuals, male and female. They are inquilines in the colonies of other bumblebees. Before finding and invading a host colony, a Psithyrus...
Ancestry Graph
This is not intended to be a dry lexicon. Personal stories and sensitive articles form the framework for our pictures: „The last refuge“
In a world suffering from extreme heat, Mario, the mite, discovers a legendary natural refuge that promises protection and cooling. His journey underlines the urgent need to secure sustainable habitats for all species.



