Africa's oldest dinosaurs reveal early suppression of dinosaur distribution

CT Griffin, BM Wynd, D Munyikwa, TJ Broderick… - Nature, 2022 - nature.com
The vertebrate lineages that would shape Mesozoic and Cenozoic terrestrial ecosystems
originated across Triassic Pangaea,,,,,,,,,–. By the Late Triassic (Carnian stage,~ 235 million …

South American Triassic geochronology: Constraints and uncertainties for the tempo of Gondwanan non-marine vertebrate evolution

RB Irmis, R Mundil, AC Mancuso… - Journal of South …, 2022 - Elsevier
Gondwanan sedimentary deposits preserve a rich archive of Triassic non-marine vertebrate
evolution. This fossil record is integral to understanding early Mesozoic global change …

An appraisal of graph embeddings for comparing trophic network architectures

C Botella, S Dray, C Matias, V Miele… - Methods in Ecology …, 2022 - Wiley Online Library
Comparing the architecture of interaction networks in space or time is essential for
understanding the assembly, trajectory, functioning and persistence of species communities …

Redes tróficas como herramienta para el estudio de la diversidad y complejidad de ecosistemas

LG Abarca-Arenas, E Valero-Pacheco… - Revista mexicana de …, 2022 - scielo.org.mx
Considerando el creciente deterioro del medio ambiente y los efectos nocivos que alteran la
riqueza de especies, es importante encontrar la metodología adecuada para el estudio de …

Beyond functional diversity: the importance of trophic position to understanding functional processes in community evolution

RMW Banker, AA Dineen, MG Sorman… - Frontiers in Ecology …, 2022 - frontiersin.org
Ecosystem structure—that is the species present, the functions they represent, and how
those functions interact—is an important determinant of community stability. This in turn …

Preservation and host preferences of late Frasnian (late Devonian) skeletobionts in the Appalachian foreland basin, USA

JP Kerr, JQ Pier, SK Brisson, JA Beard… - Palaios, 2022 - pubs.geoscienceworld.org
Skeletobionts, organisms that attach to or bore into the skeleton of a host, provide a useful
system to observe biological interactions over geological timescales. We examined …

Sahul's megafauna were vulnerable to plant‐community changes due to their position in the trophic network

J Llewelyn, G Strona, MC McDowell, CN Johnson… - …, 2022 - Wiley Online Library
Extinctions stemming from environmental change often trigger trophic cascades and
coextinctions. Bottom–up cascades occur when changes in the primary producers in a …

Network‐based biostratigraphy for the late Permian to mid‐T riassic Beaufort Group (Karoo Supergroup) in South Africa enhances biozone applicability and …

PA Viglietti, A Rojas, M Rosvall, B Klimes… - …, 2022 - Wiley Online Library
Abstract The Permo‐Triassic vertebrate assemblage zones (AZs) of South Africa's Karoo
Basin are a standard for local and global correlations. However, temporal, geographical and …

Skeletal allometries in the leopard tortoise (Stigmochelys pardalis): Predicting chelonian body size and mass distributions in archaeozoological assemblages

D Codron, S Holt, B Wilson, LK Horwitz - Quaternary International, 2022 - Elsevier
Establishing body mass from skeletal remains of an animal is of importance to researchers
in the fields of ecology, palaeontology and archaeozoology. Establishing such standards …

Mammalian body size evolution was shaped by habitat transitions as an indirect effect of climate change

S Huang, JJ Saarinen, A Eyres… - Global Ecology and …, 2022 - Wiley Online Library
Aim Body size evolution has long been hypothesized to have been driven by factors linked
to climate change, but the specific mechanisms are difficult to disentangle due to the wide …