Now showing items 21-40 of 382

    • A new genus of minute stingless bees from Southeast Asia (Hymenoptera, Apidae) 

      Engel, Michael S.; Nguyen, Lien Thi Phuong; Tran, Ngat Thi; Truong, Tuan Anh; Herrera Motta, Andrés F. (Pensoft Publishers, 2022-03-16)
      A new genus of minute stingless bees (Meliponini: Hypotrigonina) is described from Southeast Asia. Ebaiotrigona Engel & Nguyen, gen. nov., is based on the type species Lisotrigonacarpenteri Engel, recorded from Vietnam, ...
    • Bridging the Research Gap between Live Collections in Zoos and Preserved Collections in Natural History Museums 

      Poo, Sinlan; Whitfield, Steven M.; Shepack, Alexander; Watkins-Colwell, Gregory J.; Nelson, Gil; Goodwin, Jillian; Bogisich, Allison; Brennan, Patricia L. R.; D'Agostino, Jennifer; Koo, Michelle S.; Mendelson, Joseph R., III; Snyder, Rebecca; Wilson, Sandra; Aronsen, Gary P.; Bentley, Andrew C.; Blackburn, David C.; Borths, Matthew R.; Campbell, Mariel L.; Conde, Dalia A.; Cook, Joseph A.; Daza, Juan D.; Dembiec, Daniel P.; Dunnum, Jonathan L.; Early, Catherine M.; Ferguson, Adam W.; Greene, Amanda; Guralnick, Robert; Janney, Courtney; Johnson, Debbie; Knightly, Felicia; Poulin, Stephane; Rocha, Luiz; Soltis, Pamela S.; Thiers, Barbara; Chakrabarty, Prosanta (Oxford University Press, 2022-04-21)
      Zoos and natural history museums are both collections-based institutions with important missions in biodiversity research and education. Animals in zoos are a repository and living record of the world's biodiversity, whereas ...
    • Leptospirosis: Morbidity, mortality, and spatial distribution of hospitalized cases in Ecuador. A nationwide study 2000-2020 

      Calvopiña, Manuel; Vásconez, Eduardo; Coral-Almeida, Marco; Romero-Alvarez, Daniel; Garcia-Bereguiain, Miguel Angel; Orlando, Alberto (Public Library of Science, 2022-05-12)
      Background In Ecuador, leptospirosis surveillance involves a mandatory notification of all cases and a hospitalization for severe illness. Morbidity and mortality are, nevertheless, underestimated and contribute directly ...
    • Climatic refugia and reduced extinction correlate with underdispersion in mammals and birds in Africa 

      Cooper, Jacob C.; Crouch, Nicholas M. A.; Ferguson, Adam W.; Bates, John M. (Wiley Open Access, 2022-03-23)
      Macroevolutionary patterns, often inferred from metrics of community relatedness, are often used to ascertain major evolutionary processes shaping communities. These patterns have been shown to be informative of biogeographic ...
    • Seasonal calibration of the end-cretaceous Chicxulub impact event 

      DePalma, Robert A.; Oleinik, Anton A.; Gurche, Loren P.; Burnham, David A.; Klingler, Jeremy J.; McKinney, Curtis J.; Cichocki, Frederick P.; Larson, Peter L.; Egerton, Victoria M.; Wogelius, Roy A.; Edwards, Nicholas P.; Bergmann, Uwe; Manning, Phillip L. (Nature Research, 2021-12-08)
      The end-Cretaceous Chicxulub impact triggered Earth’s last mass-extinction, extinguishing ~ 75% of species diversity and facilitating a global ecological shift to mammal-dominated biomes. Temporal details of the impact ...
    • The origins and spread of domestic horses from the Western Eurasian steppes 

      Olsen, Sandra (Nature Research, 2021-10-20)
      Domestication of horses fundamentally transformed long-range mobility and warfare1. However, modern domesticated breeds do not descend from the earliest domestic horse lineage associated with archaeological evidence of ...
    • Quantitative methods demonstrate that environment alone is an insufficient predictor of present-day language distributions in New Guinea 

      Antunes, Nicolas; Schiefenhövel, Wulf; d’Errico, Francesco; Banks, William E.; Vanhaeren, Marian (Public Library of Science, 2020-10-07)
      Environmental parameters constrain the distributions of plant and animal species. A key question is to what extent does environment influence human behavior. Decreasing linguistic diversity from the equator towards the ...
    • Leveraging natural history biorepositories as a global, decentralized, pathogen surveillance network 

      Colella, Jocelyn P.; Bates, John; Burneo, Santiago F.; Camacho, M. Alejandra; Bonilla, Carlos Carrion; Constable, Isabel; D’Elía, Guillermo; Dunnum, Jonathan L.; Greiman, Stephen; Hoberg, Eric P.; Lessa, Enrique; Liphardt, Schuyler W.; Londoño-Gaviria, Manuela; Losos, Elizabeth; Lutz, Holly L.; Garza, Nicté Ordóñez; Peterson, A. Townsend; Martin, María Laura; Ribas, Camila C.; Struminger, Bruce; Torres-Pérez, Fernando; Thompson, Cody W.; Weksler, Marcelo; Cook, Joseph A. (Public Library of Science, 2021-06-03)
      The Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) pandemic reveals a major gap in global biosecurity infrastructure: a lack of publicly available biological samples representative across space, time, and ...
    • Phylogenomics Reveals Ancient Gene Tree Discordance in the Amphibian Tree of Life 

      Hime, Paul M.; Lemmon, Alan R.; Lemmon, Emily C. Moriarty; Prendini, Elizabeth; Brown, Jeremy M.; Thomson, Robert C.; Kratovil, Justin D.; Noonan, Brice P.; Pyron, R. Alexander; Peloso, Pedro L. V.; Kortyna, Michelle L.; Keogh, J. Scott; Donnellan, Stephen C.; Mueller, Rachel Lockridge; Raxworthy, Christopher J.; Kunte, Krushnamegh; Ron, Santiago R.; Das, Sandeep; Gaitonde, Nikhil; Green, David M.; Labisko, Jim; Che, Jing; Weisrock, David W. (Oxford University Press, 2020-06-20)
      Molecular phylogenies have yielded strong support for many parts of the amphibian Tree of Life, but poor support for the resolution of deeper nodes, including relationships among families and orders. To clarify these ...
    • Evidence of two deeply divergent co-existing mitochondrial genomes in the Tuatara reveals an extremely complex genomic organization 

      Macey, J. Robert; Pabinger, Stephan; Barbieri, Charles G.; Buring, Ella S.; Gonzalez, Vanessa L.; Mulcahy, Daniel G.; DeMeo, Dustin P.; Urban, Lara; Hime, Paul M.; Prost, Stefan; Elliott, Aaron N.; Gemmell, Neil J. (Nature Research, 2021-01-29)
      Animal mitochondrial genomic polymorphism occurs as low-level mitochondrial heteroplasmy and deeply divergent co-existing molecules. The latter is rare, known only in bivalvian mollusks. Here we show two deeply divergent ...
    • An ecological niche shift for Neanderthal populations in Western Europe 70,000 years ago 

      Banks, William E.; Moncel, Marie-Hélène; Raynal, Jean-Paul; Cobos, Marlon E.; Romero-Alvarez, Daniel; Woillez, Marie-Noëlle; Faivre, Jean-Philippe; Gravina, Brad; d’Errico, Francesco; Locht, Jean-Luc; Santos, Frédéric (Nature Research, 2021-03-05)
      Middle Paleolithic Neanderthal populations occupied Eurasia for at least 250,000 years prior to the arrival of anatomically modern humans. While a considerable body of archaeological research has focused on Neanderthal ...
    • The mid-Miocene Zhangpu biota reveals an outstandingly rich rainforest biome in East Asia 

      Wang, Bo; Shi, Gongle; Xu, Chunpeng; Spicer, Robert A.; Perrichot, Vincent; Schmidt, Alexander R.; Feldberg, Kathrin; Heinrichs, Jochen; Chény, Cédric; Pang, Hong; Liu, Xingyue; Gao, Taiping; Wang, Zixi; Ślipiński, Adam; Solórzano-Kraemer, Mónica M.; Heads, Sam W.; Thomas, M. Jared; Sadowski, Eva-Maria; Szwedo, Jacek; Azar, Dany; Nel, André; Liu, Ye; Chen, Jun; Zhang, Qi; Zhang, Qingqing; Luo, Cihang; Yu, Tingting; Zheng, Daran; Zhang, Haichun; Engel, Michael S. (American Association for the Advancement of Science, 2021-04-30)
      During the Mid-Miocene Climatic Optimum [MMCO, ~14 to 17 million years (Ma) ago], global temperatures were similar to predicted temperatures for the coming century. Limited megathermal paleoclimatic and fossil data are ...
    • Adapting for the COVID-19 pandemic in Ecuador, a characterization of hospital strategies and patients 

      Garzon-Chavez, Daniel; Romero-Alvarez, Daniel; Bonifaz, Marco; Gaviria, Juan; Mero, Daniel; Gunsha, Narcisa; Perez, Asiris; Garcia, María; Espejo, Hugo; Espinosa, Franklin; Ligña, Edison; Espinel, Mauricio; Quentin, Emmanuelle; Teran, Enrique; Mora, Francisco; Reyes, Jorge (Public Library of Science, 2021-05-17)
      The World Health Organization (WHO) declared coronavirus disease-2019 (COVID-19) a global pandemic on 11 March 2020. In Ecuador, the first case of COVID-19 was recorded on 29 February 2020. Despite efforts to control its ...
    • Limited Evidence for Parallel Evolution Among Desert-Adapted Peromyscus Deer Mice 

      Colella, Jocelyn P.; Tigano, Anna; Dudchenko, Olga; Omer, Arina D.; Khan, Ruqayya; Bochkov, Ivan D.; Aiden, Erez L.; MacManes, Matthew D. (Oxford University Press, 2021-03-04)
      Warming climate and increasing desertification urge the identification of genes involved in heat and dehydration tolerance to better inform and target biodiversity conservation efforts. Comparisons among extant desert-adapted ...
    • Cenozoic evolution of the steppe-desert biome in Central Asia 

      Barbolini, N.; Woutersen, A.; Dupont-Nivet, G.; Silvestro, D.; Tardif, D.; Coster, P. M. C.; Meijer, N.; Chang, C.; Zhang, H.-X.; Licht, A.; Rydin, C.; Koutsodendris, A.; Han, F.; Rohrmann, A.; Liu, X.-J.; Zhang, Y.; Donnadieu, Y.; Fluteau, F.; Ladant, J.-B.; Le Hir, G.; Hoorn, C. (American Association for the Advancement of Science, 2020-10-09)
      The origins and development of the arid and highly seasonal steppe-desert biome in Central Asia, the largest of its kind in the world, remain largely unconstrained by existing records. It is unclear how Cenozoic climatic, ...
    • Cycle Threshold Values in the Context of Multiple RT-PCR Testing for SARS-CoV-2 

      Romero-Alvarez, Daniel; Garzon-Chavez, Daniel; Espinosa, Franklin; Ligña, Edison; Teran, Enrique; Mora, Francisco; Espin, Emilia; Albán, Cristina; Galarza, Juan Miguel; Reyes, Jorge (Dove Medical Press, 2021-03-29)
      Purpose: Discharge or follow up of confirmed coronavirus disease 2019 (COVID-19) cases depend on accurate interpretation of RT-PCR. Currently, positive/negative interpretations are based on amplification instead of ...
    • Transcriptomic Analysis of Skin Color in Anole Lizards 

      de Mello, Pietro Longo Hollanda; Hime, Paul M.; Glor, Richard E. (Oxford University Press, 2021-05-14)
      Color and color pattern are critical for animal camouflage, reproduction, and defense. Few studies, however, have attempted to identify candidate genes for color and color pattern in squamate reptiles, a colorful group ...
    • Phylogenetic relationships, origin and historical biogeography of the genus Sprattus (Clupeiformes: Clupeidae) 

      Canales-Aguirre, Cristian B.; Ritchie, Peter A.; Hernández, Sebastián; Herrera-Yañez, Victoria; Fuentes, Sandra Ferrada; Oyarzún, Fernanda X.; Hernández, Cristián E.; Galleguillos, Ricardo; Arratia, Gloria (PeerJ, 2021-08-18)
      The genus Sprattus comprises five species of marine pelagic fishes distributed worldwide in antitropical, temperate waters. Their distribution suggests an ancient origin during a cold period of the earth’s history. In this ...
    • Likely Geographic Distributional Shifts among Medically Important Tick Species and Tick-Associated Diseases under Climate Change in North America: A Review 

      Alkishe, Abdelghafar; Raghavan, Ram K.; Peterson, A. Townsend (MDPI, 2021-03-05)
      Ticks rank high among arthropod vectors in terms of numbers of infectious agents that they transmit to humans, including Lyme disease, Rocky Mountain spotted fever, Colorado tick fever, human monocytic ehrlichiosis, ...
    • Rivers, not refugia, drove diversification in arboreal, sub-Saharan African snakes 

      Allen, Kaitlin E.; Greenbaum, Eli; Hime, Paul M.; Tapondjou N., Walter P.; Sterkhova, Viktoria V.; Kusamba, Chifundera; Rödel, Mark-Oliver; Penner, Johannes; Peterson, A. Townsend; Brown, Rafe M. (Wiley Open Access, 2021-05-01)
      The relative roles of rivers versus refugia in shaping the high levels of species diversity in tropical rainforests have been widely debated for decades. Only recently has it become possible to take an integrative approach ...