Current Biology/Sugiura et al. Defense of a male wasp (Anterhynchium gibbifrons) against a tree frog (Dryophytes japonica) A male wasp (Anterhynchium gibbifrons) visiting a Cayratia japonica flower ...

If ever there comes a day when it is important to know how to differentiate the wasp sexes, we want you to be well prepared.

As the wasp lays eggs, it transfers pollen. The flowers are pollinated with pollen the wasp had collected from a previous fig ...