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Current Issue - October 2025

Table of Contents - PeerJ (Biology Articles)

October 1, 2025

The first leech body fossil predates estimated hirudinidan origins by 200 million years

Danielle de Carle, Rafael Eiji Iwama, Andrew J. Wendruff, Loren E. Babcock, Karma Nanglu

https://doi.org/10.7717/peerj.19962 PubMed 41048386

October 31, 2025

Schizoperavietnamica sp. nov. (Copepoda, Harpacticoida, Miraciidae), a new species from a mangrove zone in Vietnam, with description of a new species, and a key to the species from the Oriental region, Sulawesi, and East Asia

Ngoc-Son Tran, Thi-Phuong Pham, Minh Anh Dam, Chaichat Boonyanusith

https://doi.org/10.7717/peerj.20246

October 30, 2025

Two new sympatric species of Phrynopus (Anura: Strabomantidae) from the Elfin Forests of Cordillera de Yanachaga in central Peru

Pablo Venegas, Luis Alberto García Ayachi, Lesly Lujan, Vilma Duran, Ana Motta

https://doi.org/10.7717/peerj.20250

October 29, 2025

Urban areas promotes shifts in the proportion of prey consumed by four raptor species (Accipitridae) in Mexico

Ubaldo Márquez-Luna, Oscar Rivera-Hernández

https://doi.org/10.7717/peerj.20307 PubMed 41180482

October 21, 2025

Effectiveness of seed dispersal by foxes in areas with different human disturbances in southern Chile

Onaylis Triay-Limonta, Rocío Paleo-López, Camila J. Stuardo, Carolina S. Ugarte, Carlos E. Valdivia, Constanza Napolitano

https://doi.org/10.7717/peerj.20150 PubMed 41142309

October 20, 2025

DNA metabarcoding of mites from small soil samples: limited agreement with morphological identifications but improved results from long-read sequencing

Sirle Varusk, Kaarel Sammet, Manikandan Ariyan, Khairiah Mubarak Alwutayd, Sten Anslan

https://doi.org/10.7717/peerj.20205 PubMed 41142319

October 17, 2025

Remarkable dominance of myctophid otoliths in Upper Miocene Chagres Formation, Caribbean Panama

Chien-Hsiang Lin, Aaron O’Dea

https://doi.org/10.7717/peerj.20155 PubMed 41122236

October 15, 2025

Detection of terrestrial mammals using environmental DNA during heavy rainfall events and associated influencing factors

Chen Xu, Kei Nukazawa

https://doi.org/10.7717/peerj.20166 PubMed 41112757

October 14, 2025

Metabarcoding analysis reveals hidden eukaryotic plankton biodiversity in the Ross Sea, Antarctica

Soyun Choi, Eunkyung Choi, Minjoo Cho, Seung Jae Lee, Inseo Kim, Doyoon Shin, Jangyeon Kim, Hyoung Sul La, Jae-Sung Rhee, Jeong-Hoon Kim, Hyun Park

https://doi.org/10.7717/peerj.20118 PubMed 41112759

October 13, 2025

Molecular identification based on mtDNA analysis of commercial crustaceans in the coastal Amazon: exotic species, cryptic diversity, and implications for sustainable fisheries in northern Brazil

Jefferson Sousa, Ítalo Lutz, Paula Santana, Thais Martins, Charles Ferreira, Nicolly Santa Brígida, Josy Miranda, Raimundo da Silva, Andressa J. Barbosa, Suane Matos, Carla Mendes, Bruna Cardoso, Aline Silva, Ingrid da Silva, Jorge da Costa, Marcelo Vallinoto, Iracilda Sampaio, Grazielle Evangelista-Gomes

https://doi.org/10.7717/peerj.19586 PubMed 41112752

October 10, 2025

Contrasting microbial assembly patterns in the woody endosphere of hybrid and non-hybrid Populus trees

Kyle R. Grant, Steven W. Kembel, Sachin Naik, Selvadurai Dayanandan

https://doi.org/10.7717/peerj.20073 PubMed 41089252

October 8, 2025

Impact of two field preservation methods on genotyping success of feces

Valentina Valencia-Montoya, Isabel Salado, Ines Sanchez-Donoso, Alberto Fernández-Gil, Carles Vilà, Jennifer A. Leonard

https://doi.org/10.7717/peerj.20154 PubMed 41081086

October 8, 2025

From lowlands to highlands: how elevation and habitat complexity drive anuran multidimensional diversity?

Iuri Ribeiro Dias, Kássio de Castro Araújo, Jorge Mario Herrera-Lopera, Caio Vinícius de Mira-Mendes, Tadeu Teixeira Medeiros, Marcos Ferreira Vila Nova, Marcelo Felgueiras Napoli, Mirco Solé

https://doi.org/10.7717/peerj.19561 PubMed 41081103

October 7, 2025

Geology correlates with gut microbial community composition in the Mountainsnails (Oreohelicidae: Oreohelix)

Ian M. Oiler, T. Mason Linscott, Christine E. Parent

https://doi.org/10.7717/peerj.20080 PubMed 41081102

October 6, 2025

Soil storage temperature and air-drying did not significantly change bacterial taxa in the short-term

Mingming Du, Peipei Xue, Budiman Minasny

https://doi.org/10.7717/peerj.20162 PubMed 41081088

October 2, 2025

Mauritian snail shells show evidence of extinct predators

Justin Gerlach, F. B. Vincent Florens, Owen L. Griffiths

https://doi.org/10.7717/peerj.20112 PubMed 41054569

October 2, 2025

Two new free-living marine species of Desmodorella (Nematoda: Desmodoridae) from the continental shelf of northeastern Brazil, with an emended generic diagnosis and a dichotomous key to the species

Alex Manoel, Patricia F. Neres, André M. Esteves

https://doi.org/10.7717/peerj.20094 PubMed 41054566

October 1, 2025

Licinophilus depressus n. gen., sp. n. (Eugregarinida: Stenophoridae) from Licinus depressus (Coleoptera: Carabidae)

Viktoriia Lazurska, Viktor V. Brygadyrenko

https://doi.org/10.7717/peerj.20099 PubMed 41048379

October 1, 2025

Response of soil nematode community structure, diversity, and ecological network to elevation gradients in wild fruit forest of Tianshan Mountain, China

Yulu Zhang, Mengyu Yang, Wenxin Liu, Zhicheng Jiang, Yang Zhao, Gaofeng Li, Jing Cao, Minru Zhang, Haijun Yang, Dong Cui

https://doi.org/10.7717/peerj.20090 PubMed 41048380

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