Results: 4686

Spatio-temporal composition of aquatic birds communityin Juluapan Lagoon, Colima, Mexican Central Pacific

Rev. biol. trop; 72 (1), 2024
Abstract Introduction: Aquatic birds (AB) are usually associated with wetlands, which provide refuge, food, and/or nesting sites for resident and migratory species. Despite their ecological importance, there is little knowledge on AB in some tropical environments, such as those found on the Colima coas...

Una vida controlada por la corriente: comportamiento de reotaxis del langostino de río Macrobrachium tenellum (Decapoda: Palaemonidae)

Rev. biol. trop; 72 (1), 2024
Resumen Introducción: Las corrientes de arroyos y ríos son señales naturales que influencian las migraciones en el ciclo de vida de langostinos anfídromos. Objetivo: Evaluar el comportamiento de reotaxis en juveniles y adultos de Macrobrachium tenellum, con relación a su capacidad de respuesta a...

Ant Communities (Hymenoptera: Formicidae) in a Protected Urban Park in Northeast Mexico

Rev. biol. trop; 72 (1), 2024
Abstract Introduction: The creation of protected natural areas within urban environments has played an essential role in providing small reservoirs of native vegetation and refuges for endemic species. However, knowledge of how land management and landscape design can influence the different community ...

Phytoplankton from a brackish lagoon in the central region of Veracruz, Mexico

Rev. biol. trop; 72 (1), 2024
Abstract Introduction: The brackish lagoons are ecosystems with great diversity and possibilities for human use. Therefore, the knowledge about phytoplankton needs to be improved to understand its real impact. Objective: To relate the Mandinga's Lagoon phytoplankton to the limnological conditions dur...

Integridad biótica de la Laguna del Mar Muerto, México, basada en peces

Rev. biol. trop; 72 (1), 2024
Resumen Introducción: La laguna Mar Muerto es un ecosistema caracterizado por una gran productividad, de la cual dependen diversos organismos que la habitan; también es un sistema susceptible a impactos ambientales. Por lo anterior, se han desarrollado índices que permiten conocer el grado de altera...

Local and landscape constraints of adult population of Anastrepha obliqua (Diptera: Tephritidae) in mango orchards

Rev. biol. trop; 72 (1), 2024
Abstract Introduction: The West Indian fruit fly, Anastrepha obliqua (Macquart), is one of the most economically important pests of mangoes in Mexico and the Neotropics. Objective: To analyze adult population patterns of A. obliqua and their relation to local and landscape factors. Methods: We sele...

Methanogenesis in sediments of a tropical coastal wetland: a culture-dependent method

Rev. biol. trop; 72 (1), 2024
Abstract Introduction: Methanogenic archaea (MA), participate in the anaerobic mineralization of organic matter in mangrove sediments, their activity is related to atmospheric warming due to the production of methane; several environmental variables can influence the presence of MA and methane producti...

Prevalence of Developmental Dental Anomalies in Pediatric Patients and an Assessment of Students' Knowledge in Two Mexican Dental Schools: A Cross-Sectional Study

Odovtos (En línea); 26 (3), 2024
Abstract Dental anomalies (DAs) in children refer to conditions affecting the structure, number, shape, and size of teeth. This study aimed to assess the prevalence of these anomalies in both primary and permanent dentitions among two Mexican pediatric populations aged 2-14 years. Additionally, the level...

Antioxidant, antimicrobial and antiproliferative activities of alcoholic extracts from Piper aequale Vahl leaves

Piper is a large plant genus containing essential oils rich in mono and sesquiterpenes and other secondary metabolites showing different biological activities. Piper aequale, cordoncillo, is used in México for urinary and prostate ailments, suggesting a potential therapeutic effect against pro...