Angiopolybia pallens burrowing into an Engystomops pustulosus foam nest.

 
 
  Part of: Starr CK, Bhukal R, Ballah ST (2020) Observations of neotropical social wasps (Hymenoptera, Vespidae) preying on eggs and tadpoles of the frog Engystomops pustulosus (Amphibia, Leptodactylidae). Journal of Hymenoptera Research 78: 91-96. https://doi.org/10.3897/jhr.78.54409