Results 191 to 200 of about 49,851 (276)

Functional Morphology of the Pedal Musculature and Grip Force Estimation in the Red‑and‑Green Macaw (Ara chloropterus Gray, 1859)

open access: yesJournal of Morphology, Volume 287, Issue 8, August 2026.
Integration of detailed hindlimb anatomy with biomechanical analyses demonstrates that pedal performance in the red‐and‐green macaw is driven by specialized muscle architecture and force distribution. Hypertrophy of digit IV flexor musculature, together with modifications of the intrinsic and extensor muscles, enhances grasping stability, climbing, and
Sérgio Roberto Posso   +2 more
wiley   +1 more source

Vascular plants from Pantanal Park Road , Mato Grosso do Sul, Brazil. [PDF]

open access: yesBiodivers Data J
Santiago Urquiza MV   +8 more
europepmc   +1 more source

Analysis of Climate Variability of Homogeneous Regions of Rainfall Anomalies in Southeast South America (SESA)

open access: yesInternational Journal of Climatology, Volume 46, Issue 10, August 2026.
We studied rainfall variability and cyclicity in six Homogeneous Regions of Rainfall Anomalies (HRRA) in Southeast South America (SESA) from 1961 to 2020 to understand the occurrence of droughts and above‐average rainfall. We use a continental analysis scale, focusing on seasonal, interannual, and interdecadal cycles, and their association with modes ...
Tainã Costa Peres   +4 more
wiley   +1 more source

Fire‐induced shifts in activity patterns of predators and prey in the Brazilian Pantanal

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 6, August 2026.
Using camera trap data, we observed that 5 of 6 prey species showed statistically significant changes in temporal activity patterns, while jaguars were the only predator species to adjust activity when comparing pre‐fire and post‐fire periods in an isolated rocky formation in the Pantanal region.
Sergio Eduardo Barreto de Aguiar   +12 more
wiley   +1 more source

Dicrananthera hedyotidea C. Presl. (Melastomataceae) in Maranhão state, Brazil: first record and ecological niche model of the species

open access: yesNordic Journal of Botany, Volume 2026, Issue 8, August 2026.
Dicrananthera C. Presl. is a monospecific genus of the tribe Marcetieae, comprising perennial herbs typically occurring in areas adjacent to wetlands. The species exhibits a disjunct distribution, with confirmed records in both the Amazon and Atlantic Forest domains.
Elias Julio Oliveira Correa   +4 more
wiley   +1 more source

Crescimento compensatório de Piaractus mesopotamicus produzidos em tanques-rede e submetidos a um período de jejum e realimentação

open access: yesCiência Animal Brasileira
O presente estudo avaliou os efeitos da restrição alimentar sobre parâmetros produtivos, sanguíneos e teciduais de Piaractus mesopotamicus produzidos em tanques-rede. O experimento foi dividido em duas fases.
Marilda Ribeiro Soares Davalo   +8 more
doaj  

HTLV infection in urban population from Mato Grosso do Sul, Central Brazil. [PDF]

open access: yesRetrovirology
Amianti C   +10 more
europepmc   +1 more source

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