Male abdomen appendages are a novel trait found within Sepsidae (Diptera). Here we demonstrate that they are likely to have evolved once, were lost three times, and then secondarily gained in one line
This study examines the evolution hindwing shape in Chinese dung beetle species using morphometric and phylogenetic analyses. Previous studies have analyzed the evolution of wing shape within a single
We used RNA-Seq to test hypotheses for the origins of morphological novelty. Treehoppers (Hemiptera: Membracidae) are sap-sucking insects that fascinate naturalists due to their elaborate helmet, an e
