Stages in the disintegration of Engystomops pustulosus foam nests. a Stage 1; fresh, domed above the water b Stage 2; distinctly flatter, but still coherent c Stage 3; very flat and losing coherence.

 
 
  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