Works in North America
Published research works with metadata for North America (Continent).
1165 works
Showing 551 to 600 of 1165 works
First record of Licnophora chattoni (Ciliophora, Spirotrichea) on the sabellid worm Bispira melanostigma from marina fo…
Epibiosis between ciliates and feather duster worms (Sabellidae) remains poorly known and has been documented in only four species, belonging to the genera Eudistylia, Laonome, Sc…
Update on the enigmatic Pteroceraphron mirabilipennis Dessart, 1981 (Hymenoptera, Ceraphronidae): description of male a…
Pteroceraphron is a morphologically distinct genus of ceraphronid wasps known only from few female specimens of two species, Pteroceraphron mirabilipennis Dessart, 1981 from the N…
Synergus nigrus (Hymenoptera, Cynipidae, Synergini), a new inquiline species reared from galls of Philonix nigra Gillet…
Philonix nigra Gillette, 1889 (Hymenoptera, Cynipidae, Cynipini) induces novel structures, plant galls, on white oaks (Fagaceae: Quercus alba L. and possibly other species classif…
A new genus and a new species in the tribe Eryciini (Diptera, Tachinidae) from Area de Conservación Guanacaste in north…
A new genus and species of within the tribe Eryciini are described from the Area de Conservación Guanacaste (ACG) in north-western Costa Rica. Specimens were reared from wild-caug…
Thieves and freeloaders: Argyrodine kleptoparasites invading cobwebs (Theridiidae) in the arid south-western USA
Obligate argyrodine kleptoparasites (Theridiidae, Araneae) exploit heterospecific spider webs for food and shelter. Argyrodine spiders are a model lineage for the study of kleptop…
Ocean Species Discoveries 13–27 — Taxonomic contributions to the diversity of Polychaeta, Mollusca and Crustacea
Despite centuries of exploration, marine invertebrate biodiversity remains notably under-described. The majority of species in major marine groups are still unnamed, limiting our …
Re-surveying breeding forest bird communities in Western Oregon after 50 years: comparing 1968–1970 and 2020–2021
Accurate assessments of changes in breeding bird populations require regular, structured surveys or, alternatively, carefully documented benchmarks that can be precisely repeated.…
Hail netting changes to spray droplets and patterns in grape canopies
While hail netting in vineyards provides effective protection to wine grapes (Vitis vinifera L.) from hail, pests, and bird damage, it may also affect the spray efficacy. This stu…
Secondary Bud Gas Exchange, Growth, and Fruitfulness of Vitis vinifera L. cultivars, ‘Grenache’ and ‘Cabernet Sauvignon…
In 2017, the grape and wine industry had an overall economic impact of $13.1 billion within the state of Texas. The majority of grapes grown in Texas are produced within the Texas…
From forest mosaics to yucales: noninvasive monitoring untangles mammal–crop interactions in eastern Honduras
Forest–farm interfaces in tropical landscapes are pivotal hotspots of human–wildlife interaction. However, they remain poorly documented across Central America. This study investi…
Distribution and first insight into the reproductive biology of two species of the genus Rhamdia (Siluriformes, Heptapt…
Distribution data and reproductive biology of freshwater catfishes of the genus Rhamdia remain insufficiently explored, limiting our knowledge of these ecologically, nutritionally…
Thermal ecology of three potentially at-risk species of Mexican kinosternid turtles
Surprisingly little is known about the thermal ecology of Mexican kinosternid turtles. We studied the body temperatures of Kinosternon cora, K. durangoense, and K. herrerai from M…
Two new species of Scolia (Hymenoptera, Scoliidae) from Mexico and Panama
Two new species of Scolia (Scoliinae, Scoliini) are described from Mexico and Panama: Scolia bartletti sp. nov. and Scolia albumtenebris sp. nov., respectively. Morphological diag…
Avian malaria in wild birds within a tropical dry forest area in Guatemala
Urbanization is widely recognized as a driver of increased pathogen transmission, primarily through landscape modification and heightened contact rates between hosts and vectors, …
High temperatures and drought affect the germination of Populus luziarum and P. primaveralepensis, endangered species f…
The higher temperatures and lower rainfall generated by global warming can have negative repercussions on the physiological responses of plants. This study aims to understand how …
The Trichoptera of Panama XXVIII. Nine new species of microcaddisflies (Trichoptera, Hydroptilidae)
In this study, we describe and illustrate nine new species of microcaddisflies: Oxyethira jaramillo sp. nov., Neotrichia afuera sp. nov., Neotrichia aguirrei sp. nov., Neotrichia …
Details of a non-fatal human-crocodile interaction in the Laguna del Carpintero, Tampico, Mexico
Human-crocodile interaction in the Laguna del Carpintero, Tampico, Tamaulipas, Mexico has been a growing concern for the last several years, with homeless people being the most af…
First report of Halomicrobium mukohataei in Mexico and its biological activity
Haloarchaea produce metabolites of biotechnological importance and grow in hypersaline environments such as coastal lagoons, marine solar salterns, natural brines, and salt lakes.…
Extreme fighting and vocalisations in Tapirus bairdii: observations from aguadas of Calakmul, social arenas for the spe…
We report and describe unusual types of behaviour of fighting and whistling in a species considered shy and calm. Baird’s tapir is the largest of all Neotropical mammals and lives…
Predation of Ambystoma altamirani (Caudata, Ambystomatidae) by Thamnophis scaliger (Squamata, Colubridae) and Crotalus …
This study reports two notable predation events involving Thamnophis scaliger (Jan 1863) and Crotalus triseriatus (Wagler 1830), which target Ambystoma altamirani (Dugès 1895), a …
First record of leucism in the Spix’s disc-winged bat, Thyroptera tricolor (Chiroptera, Thyropteridae), in Belize
Although chromatic disorders are widely reported in the animal kingdom, few reports of true leucism have been published in Neotropical bats. In this note we report our observation…
Unusual importance of insectivory in the diet of the Neotropical otter, Lontra annectens (Major, 1897) (Mammalia, Carni…
The Neotropical otter, Lontra annectens, is a predator specialized in aquatic prey, and the main diet of this otter is fish, supplemented mainly by crustaceans and opportunistical…
Butterfly community composition along a vegetation gradient in the Sierra Chiquita, Mexico
This study compares the variation of richness, abundance, and diversity of butterfly species for vegetation communities along an elevational gradient and during different seasons …
Abundance, diet and food availability of Citreoline Trogon (Trogon citreolus) in a regenerating tropical dry forest in …
Trogonidae make up a family of birds with a mixed diet composed of fruit and animal matter. However, there is little research examining the foraging ecology of Trogon citreolus in…
Mating of the Amazon racerunner (Ameiva praesignis) (Squamata, Teiidae) in Panama
Polygyny is common among lizards, and sexual dimorphism in coloration and size influences sexual selection by females. Courtship and copulation include ritualized behaviors such a…
Back to the wild: Post-translocation GPS monitoring of a rehabilitated ocelot (Leopardus pardalis) in a forest-agricult…
The sparsity of post-translocation monitoring data for rehabilitated felids leaves a pressing gap in our current understanding of their integration into and use of novel landscape…
New records on the distribution of the Mexclapique, Girardinichthys viviparus (Bustamante, 1837) (Cyprinodontiformes, G…
The “Mexclapique” Girardinichthys viviparus, is a goodeid endemic to the Valley of Mexico basin. This species is endangered following habitat alterations due to urbanization and p…
Report of coloration anomalies in mammals from Panama
Coloration anomalies are widespread across the animal kingdom; however, they pass underreported for some taxa or are extremely rare, like in the case of mammals. Three of those an…
Marine nematodes of Costa Rica: state of the art
Nematoda is the fourth most diverse animal phylum and is widely distributed. Marine nematodes are generally the most speciose group of meiofauna, yet there are relatively few stud…
The Trichoptera of Panama XXVII. The third benchmark—a waypoint to the future
The flora and fauna of Panama is species-rich due to its location and topography, and the resulting diversity of microclimates and habitats. The last two summaries (benchmarks) of…
Dispersal capacity as assessed by distance-decay relationships is lower for aquatic shredder insects than aquatic non-s…
Aquatic shredder insect diversity declines latitudinally toward the equator, contrary to the general latitudinal biodiversity gradient. Shredder diversity along tropical elevation…
Ants in the clouds: A preliminary checklist of the ant (Hymenoptera, Formicidae) fauna of a Honduran cloud forest ecosy…
Ant diversity in tropical montane rainforests is globally understudied. This is true for Cusuco National Park (CNP), a cloud forest ecosystem in northwestern Honduras that support…
A record of a non-fatal attack of an American crocodile (Crocodylus acutus) in the “Rio Segovia” on the Honduras-Nicara…
A case of a non-fatal crocodile attack on a human was reported on the banks of the Segovia River on the Honduras and Nicaragua border. The 12-year-old girl survived the attack, on…
New records of two marsupials (Didelphimorphia, Didelphidae) and conservation notes from southern Mexico
In Mexico opossums are difficult to find, and much of their natural history, ecology, and behavior are unknown. Through photographic and visual records, we obtained data on the pr…
New records of Neogale frenata and Potos flavus from Sierra Madre de Oaxaca, Mexico
We provide new records of Neogale frenata and Potos flavus, two carnivores with elusive behaviors that are challenging to observe in their natural habitats. Through direct records…
The Trichoptera of Panama. XXV. Eight new country records of caddisflies (Insecta, Trichoptera)
Herein we add eight new country records to Panama’s caddisfly fauna (Insecta, Trichoptera): Hydropsychidae – Leptonema turrialbum Flint, McAlpine & Ross, 1987; Polycentropodidae –…
The Trichoptera of Panama. XXVI. Status of the genus Protoptila (Trichoptera, Glossosomatidae)
The caddisfly genus Protoptila (Trichoptera, Glossosomatidae) in Panama is currently represented by 15 species, including four endemic species and 11 species also found in Costa R…
Mammal use of underpasses to cross Route 606 in Guacimal, Costa Rica
Roads severely affect the health of ecosystems across the globe by fragmenting and diminishing habitats, reducing population connectivity, and increasing animal mortality. Wildlif…
Influence of tree-fall gaps on directional seed dispersal by small mammals in Central Panama
Small mammals, particularly rodents, are often important seed-dispersal agents in Neotropical forests. Directional seed dispersal into tree-fall gaps may enhance seedling survival…
Distribution and conservation of vanilla crop wild relatives: the value of local community engagement for biodiversity…
Natural vanilla is a high-value crop with demand increasing globally. Crop wild relatives (CWR) represent valuable agrobiodiversity and are prioritized in the Global Strategy for …
Osteophagia of sea turtle bones by white-tailed deer (Odocoileus virginianus) in Santa Rosa National Park, northwester…
Herbivores obtain nutrients mostly from the vegetation they consume, but may obtain additional minerals during periods of nutritional stress by consuming bones (osteophagia), a be…
Human-wildlife conflicts and drought in the greater Calakmul Region, Mexico: implications for tapir conservation
Wildlife conservation efforts in the Mesoamerican Biological Corridor have focused on reducing negative interactions between humans and charismatic species. In recent years, droug…
Detection of mucormycosis caused by Apophysomyces elegans in a Lesser Long-nosed Bat (Leptonycteris yerbabuenae) in Cen…
We describe a case of mucormycosis in a Lesser Long-nosed Bat (Leptonycteris yerbabuenae) caused by Apophysomyces elegans in Puebla, Central Mexico. The diagnosis was supported by…
Dog predation by jaguars in a tourist town on the Mexican Caribbean
Invasion of humans and dogs into the jaguars’ habitat opens the way for future negative events. Dog predation by jaguars has only been recorded anecdotally, despite the high risk …
New records on the distribution and habitat of the northern naked-tailed armadillo, Cabassous centralis (Mammalia, Cing…
The northern naked-tailed armadillo, Cabassous centralis, is a rare and elusive species. It ranges from southern Mexico to northern South America. It has been detected in several …
First Locality Record of Melanistic Oncilla (Leopardus tigrinus) in Monteverde, Costa Rica
The persistence of the coat color polymorphism melanism has been reported for several tropical felids, but its evolutionary advantages remain an active area of research. Few publi…
Phylogeography of the Central american red brocket deer, Mazama temama (Artiodactyla, Cervidae) in southeastern Mexico
Anthropogenic threats have increasingly isolated the populations of Mazama temama (Erxleben, 1777) and limited the gene flow in this species. Knowledge of the phylogeographic stru…
Nest site selection and nesting behavior of the mud turtle Kinosternon scorpiodes (Testudines, Kinosternidae) in Palo V…
Habitat selection is the process whereby individuals preferentially use, or occupy, a non-random set of available habitats. At the same time, nest site selection is defined as the…
Bird composition of different valley habitats after land-use changes in Northern Honduras
The northern coast of Honduras is potentially covered with tropical rainforests, reaching from the Caribbean Sea up to the cloud forests of the Pico Bonito summits. Therefore, it …
Bird activity patterns in the understorey of an evergreen forest in Oaxaca, Mexico
Activity patterns of species are related to their physiology, their behaviour and the environment and can change in response to different factors, such as interactions between spe…