Our Editor-in-Chief and Editorial Office have selected a number of papers to be displayed in the Editor’s Choice Articles section, and all of them have proven to be particularly interesting to authors or otherwise important to the field. Recently, the Editorial Office has selected the following papers from the most-cited publications of 2021.

1. “Turbid Coral Reefs: Past, Present and Future—A Review”
by Adi Zweifler (Zvifler) et al.
Diversity 2021, 13(6), 251; https://doi.org/10.3390/d13060251
Available online: https://www.mdpi.com/1424-2818/13/6/251

2. “Italian Vascular Flora: New Findings, Updates and Exploration of Floristic Similarities between Regions”
by Adriano Stinca et al.
Diversity 2021, 13(11), 600; https://doi.org/10.3390/d13110600
Available online: https://www.mdpi.com/1424-2818/13/11/600

3. “Karstic Landscapes Are Foci of Species Diversity in the World’s Third-Largest Vertebrate Genus Cyrtodactylus Gray, 1827 (Reptilia: Squamata; Gekkonidae)”
by Lee Grismer et al.
Diversity 2021, 13(5), 183; https://doi.org/10.3390/d13050183
Available online: https://www.mdpi.com/1424-2818/13/5/183

4. “An Overview of the Helminths of Moor Frog Rana arvalis Nilsson, 1842 (Amphibia: Anura) in the Volga Basin”
by Igor V. Chikhlyaev et al.
Diversity 2021, 13(2), 61; https://doi.org/10.3390/d13020061
Available online: https://www.mdpi.com/1424-2818/13/2/61

5. “Orchids of Mongolia: Taxonomy, Species Richness and Conservation Status”
by Shukherdorj Baasanmunkh et al.
Diversity 2021, 13(7), 302; https://doi.org/10.3390/d13070302
Available online: https://www.mdpi.com/1424-2818/13/7/302

6. “Effects of Human Disturbance on Terrestrial Apex Predators”
by Andrés Ordiz et al.
Diversity 2021, 13(2), 68; https://doi.org/10.3390/d13020068
Available online: https://www.mdpi.com/1424-2818/13/2/68

7. “Avian Haemosporidian Diversity on Sardinia: A First General Assessment for the Insular Mediterranean”
by Irene Pellegrino et al.
Diversity 2021, 13(2), 75; https://doi.org/10.3390/d13020075
Available online: https://www.mdpi.com/1424-2818/13/2/75

8. “Annelid Diversity: Historical Overview and Future Perspectives”
by María Capa
Diversity 2021, 13(3), 129; https://doi.org/10.3390/d13030129
Available online: https://www.mdpi.com/1424-2818/13/3/129

9. “On the Diversity of Phyllodocida (Annelida: Errantia), with a Focus on Glyceridae, Goniadidae, Nephtyidae, Polynoidae, Sphaerodoridae, Syllidae, and the Holoplanktonic Families”
by Daniel Martin et al.
Diversity 2021, 13(3), 131; https://doi.org/10.3390/d13030131
Available online: https://www.mdpi.com/1424-2818/13/3/131

10. “The Future of DNA Barcoding: Reflections from Early Career Researchers”
by Danielle M. Grant et al.
Diversity 2021, 13(7), 313; https://doi.org/10.3390/d13070313
Available online: https://www.mdpi.com/1424-2818/13/7/313

We would like to take this opportunity to thank all the research groups behind these exceptional papers for their contributions to Diversity (ISSN: 1424-2818). We would greatly appreciate it if you could circulate this document among your colleagues or through your network.

If you want to learn more about the contributions published in the Editor’s Choice Articles, please click the following link: https://www.mdpi.com/journal/diversity/editors_choice.