Results 71 to 80 of about 4,012 (252)

Taphonomy of non-biomineralized trilobite tissues preserved as calcite casts from the Ordovician Walcott-Rust Quarry, USA

open access: yesCommunications Earth & Environment, 2023
Trilobites with appendages from the Rust Formation of New York State were discovered in the 1870s and represent one of the earliest known cases of exceptional preservation of non-biomineralized tissues.
Sarah R. Losso   +2 more
doaj   +1 more source

Drivers of tail evolution in squamates and their implications for the fossorial origin of snakes

open access: yesThe Anatomical Record, EarlyView.
Abstract The axial skeleton serves as the primary structural support in all vertebrates and is subdivided into five distinct regions: cervical, thoracic, lumbar, sacral, and caudal. Relaxation of constraints acting on the terminal end of the axial skeleton has led to remarkable variation in caudal vertebrae number across Squamata.
Olivia Binfield   +2 more
wiley   +1 more source

Addressing the Problem of Negative Lexical Transfer Errors in Chilean University Students

open access: yesProfile: Issues in Teachers' Professional Development, 2018
Studies of second language learning have revealed a connection between first language transfer and errors in second language production. This paper describes an action research study carried out among Chilean university students studying English as part ...
Paul Anthony Dissington
doaj   +1 more source

The 9+ month marathon: How pregnancy may have shaped human endurance capacities

open access: yesThe Anatomical Record, EarlyView.
Abstract Anthropology has long considered the evolution of our uniquely human endurance capacities to be the result of selection upon anatomical and physiological features imposed by the demands of thermoregulation and resource acquisition, particularly during the demands of persistence hunting. Research has focused on the anatomical changes present in
Cara Ocobock
wiley   +1 more source

Fossilization

open access: yes, 2008
This paper aims at presenting the definition of fossilization and explanation of fossilization so as to provide effective methods to help the second language learners to achieve ultimate success.This paper aims at presenting the definition of ...
惠丽菊
core  

The Selective Fossilization Hypothesis: A Longitudinal Study of English Language Learners' Persistent Errors

open access: yes, 2020
Fossilization, the stagnation of second language (L2) learning despite propitious conditions, is an inescapable reality for virtually all L2 learners. The study presented in this dissertation has endeavored to contribute to our current understanding of ...
Finneran, Rosette
core   +2 more sources

Postcranial anatomy and osteohistology of an early prozostrodont cynodont from the Upper Triassic of Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Prozostrodon brasiliensis, a probainognathian cynodont of the clade Prozostrodontia, is recognized as a key taxon for understanding the origin of Mammaliaformes and mammals. Despite detailed investigations of its cranial anatomy, the postcranial skeleton has received comparatively less attention.
Iasmim M. Michelotti   +4 more
wiley   +1 more source

Digital learning to prevent Arabic language fossilization: A systematic review [PDF]

open access: yes
Fossilization is one of the main problems in learning Arabic as a foreign language. It happens when phonological, lexical, and grammatical errors stay in the learner's language even after many corrections. At the same time, the use of digital learning
Syuhadak, Syuhadak   +2 more
core   +1 more source

Transition of plant resins from the biosphere to the lithosphere

open access: yesGeo&Bio, 2020
In the article the authors consider in detail the process of transition of plant resins from the biosphere to the lithosphere, characterize the conditions and paleogeographic situation of such transition, the formation of deposits of resin minerals and ...
Viktor M. Matsui, Uliana Z. Naumenko
doaj   +1 more source

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