1. Do calcium oxalate crystals protect against herbivory?

   • Élder Antônio Sousa Paiva

   Concepts & Synthesis 27 May 2021 Article: 24

   

2. A derived dryolestid mammal indicates possible insular endemism in the Late Jurassic of Germany

   • Thomas Martin
   • Alexander O. Averianov
   • Oliver Wings

   Original Article Open access 16 May 2021 Article: 23

   

3. Size-related increase in inducible mechanical variability of major ampullate silk in a huntsman spider (Araneae: Sparassidae)

   • Dakota Piorkowski
   • Chen-Pan Liao
   • I-Min Tso

   Short Communication 04 May 2021 Article: 22

   

4. Methyl acetate, a highly volatile floral semiochemical mediating specialized plant-beetle interactions

   • Artur Campos D. Maia
   • Daniela Maria do Amaral Ferraz Navarro
   • Wesley Arruda Gimenes Nantes

   Original Article 02 May 2021 Article: 21

   

5. Dynamic environments do not appear to constrain spider web building behaviour

   • Tom Mulder
   • Lucas Wilkins
   • Fritz Vollrath

   Original Article Open access 29 April 2021 Article: 20

   

6. Proctodeal extrusion as a defensive behavioral response in blister beetles (Coleoptera: Meloidae)

   • Natalia Rosas-Ramos
   • Paula C. Rodríguez-Flores
   • Mario García-París

   Original Article 26 April 2021 Article: 19

   

7. The impact of prolonged frozen storage on the preparation quality of bird skins and skeletons in zoological collections

   • Jessica Martínez-Vargas
   • Laura Roqué
   • Javier Quesada

   Original Article 20 April 2021 Article: 18

   

8. Coexistence of honeybees with distinct mitochondrial haplotypes and hybridised nuclear genomes on the Comoros Islands

   • Louis Allan Okwaro
   • Elliud Muli
   • H. Michael G. Lattorff

   Short Communication 19 April 2021 Article: 17

   

9. Chemical composition of cell wall changes during developmental stages of galls on Matayba guianensis (Sapindaceae): perspectives obtained by immunocytochemistry analysis

   • Ana Flávia de Melo Silva
   • Luísa Gouveia Lana
   • Denis Coelho de Oliveira

   Original Article 19 April 2021 Article: 16

   

10. Close-range cues used by males of Polistes dominula in sex discrimination

    • Rafael Carvalho da Silva
    • Lize Van Meerbeeck
    • Cintia Akemi Oi

    Original Article 17 April 2021 Article: 15