The phrase "blister beetles" refers to a type of beetles that have a special defense mechanism. When these beetles feel threatened, they release a liquid that can cause blisters on human skin. Full definition
The abundance of invertebrates in the habitat of great bustards was calculated using transects, and compared to the proportion of blister beetles in excrements. (journals.plos.org)
Dry biomasses of other invertebrates consumed by great bustards were also calculated to determine the relative biomass of blister beetles in the field. (journals.plos.org)
Hypotheses about the potential function of blister beetle consumption in great bustards. (journals.plos.org)