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ABSTRACT A new species of sarcophagid fly, Sarcofahrtiopsis papei sp. nov., is described based on a male specimen from the state of Amazonas in the Brazilian Amazon. It differs from congeners mainly in having the dorsal ...

ABSTRACT Sponges may be among the worst dispersers in the animal kingdom, however, some freshwater sponges produce resting bodies called gemmules, which have been used as the main explanation for the widespread distribut...

ABSTRACT In the Amazon region, andiroba (Carapa guianensis) oil is among the most used products by the local population due to its medicinal properties. Previously, our group described the leishmanicidal activity of thre...

ABSTRACT This study presents a new orchid species of the genus Catasetum belonging to the group of species with symmetrical and parallel antennae. It was found in terra-firme and floodplain forests in the Brazilian state...

ABSTRACT White-sand vegetation (campinarana) is a type of vegetation restricted to oligotrophic and highly leached white sand soils in the Amazon phytogeographic domain that includes grassland to forest phytophysiognomie...

ABSTRACT The Amazon rainforest plays a crucial role in the global climate system, acting as a major carbon sink and influencing regional and global weather patterns. Understanding the chemical composition of rainwater is...

ABSTRACT The thermal modification of wood is a process that alters its chemical composition, aiming to improve technological properties such as dimensional stability, reduction of equilibrium moisture content, homogeneit...

ABSTRACT Croceous glands are visible structures defined by their rounded shape and yellowish color. They have great taxonomic importance, being used to delimit the Timutua section, one of the 14 sections of the subgenera...

ABSTRACT Bird droppings are an unusual food resource for coprophagous insects and used mostly by opportunistic decomposers. Among them, dung beetles feed mainly on dung, although the species differ in their trophic plast...

ABSTRACT Deforestation, mining, pollution and the construction of hydroelectric plants are among the main risks for biological communities, ecosystems and indigenous peoples. In the Brazilian Amazon, historically there h...

ABSTRACT Since prehistoric times, indigenous communities have relied on fish as a staple source of protein for their subsistence. In most cases, fish is the sole source of income and of animal protein for the communities...

ABSTRACT Amazonia (defined herein as the Amazon basin) is home to the greatest concentration of biodiversity on Earth, providing unique genetic resources and ecological functions that contribute to ecosystem services glo...

ABSTRACT Due to its zootechnical importance, the gene encoding growth hormone (GH) from several fish species has been isolated and expressed in heterologous systems. In this study, we isolated the cDNA sequence of GH of ...

ABSTRACT Based on fertile material collected in January 2019, we report the first record of Pradosia ptychandra (Sapotaceae, Chrysophylloideae) to the flora of Amapá state, eastern Brazilian Amazonia. This new record fi...

ABSTRACT We present the first Brazilian record of Chiroxiphia napensis, documented by an adult male specimen collected on the right bank of the upper Japurá River. We also compiled verifiable records of all Amazonian ta...

ABSTRACT Landoltia punctata is a species of duckweed originating from India, but has been recorded in all continents, except Antarctica. It is of economic interest, being used in phytoremediation, but mainly due to its h...

ABSTRACT Neea is one of the largest genera of Nyctaginaceae and comprises approximately 80 species distributed in the Neotropical region. Here, we report for the first time the occurrence of Neea madeirana in Peru, almos...

ABSTRACT Lontra longicaudis is a semi-aquatic predator which mainly feeds on fish and crustaceans, but which can opportunistically predate mammals, birds, and reptiles. In the Amazon, this species is sympatric with Paleo...

ABSTRACT Geometric earthworks are evidence of ancient human activity in western Brazilian Amazonia. We used a review of existing and new data to map earthworks across 27,569 km2 of deforested areas in southwestern Amazon...

ABSTRACT Single-rule management is often adopted for various tropical forest timber species due to limited knowledge on species-specific growth and the relationship between logging intensity and recovery time. This study...

ABSTRACT Sarcophagidae flies have great forensic importance, since different instars of their larval development are used in the determination of the postmortem interval (PMI) of corpses. However, for many species, intra...

ABSTRACT Growing global concern surrounds microplastics, found in various environments. However, data on microplastics contamination in salted shrimp and associated health risks remain scarce. We analyzed whether salted ...

ABSTRACT Cassava bacterial blight (CBB), caused by Xanthomonas phaseoli pv. manihotis, is one of the most important diseases affecting cassava production worldwide, including regions of Brazil in the eastern Amazon. The ...

ABSTRACT This review discusses observed hydroclimatic trends and future climate projections for the Amazon. Warming over this region is a fact, but the magnitude of the warming trend varies depending on the datasets and ...