Results 131 to 140 of about 6,764,762 (256)

Over the edge: Empirical evidence for the cliff‐edge model of obstetric selection

open access: yesThe Anatomical Record, EarlyView.
Abstract The cliff‐edge model of obstetric selection maintains that larger neonates and smaller birth canals confer a positive selective advantage until labor becomes obstructed and vaginal delivery is no longer possible, eliciting an abrupt reduction in fitness.
Laura M. Watson   +6 more
wiley   +1 more source

2004 Masters of Mexican Music Spanish Flier

open access: yes, 2018
A promotional poster in Spanish for the March 26, 2004 performance of the Masters of Mexican Music.Featuring focal points from the 2003-2004 season of the Artists ...

core  

Widespread distribution of large silesaurids evidenced by a new record from the Middle Triassic of southwest Gondwana

open access: yesThe Anatomical Record, EarlyView.
The largest silesaurid known from South America is described here, demonstrating that silesaurids reached large body sizes in southwestern Gondwana. This discovery further underscores the widespread geographic distribution and temporal persistence of large silesaurids across Pangea, despite faunal turnovers and environmental events such as the Carnian ...
Rodrigo Temp Müller
wiley   +1 more source

Mexican Petroleum Corp. Fuel Oil Station, Passaic N.J.

open access: yes, 1919
Drawing of two existing tanks and proposed tank structure for the fuel oil station of Mexican Petroleum Corporation. Map also includes an inset section of Fire Wall and inset section of Wharf.Source map supplied by New Jersey Department of Environmental ...

core  

Exploring the cranial morphology and possible convergences of Triassic non‐crocodylomorph pseudosuchians (Archosauria: Pseudosuchia) with other sauropsids through linear morphometrics

open access: yesThe Anatomical Record, EarlyView.
Abstract Triassic pseudosuchians had highly diversified cranial morphologies. These archosaurs occupied diverse ecological roles, ranging from terrestrial predators and herbivores to semiaquatic ambush predators and possible waders. Here, we apply linear cranial morphometrics to assess possible convergences with other sauropsids from the clades ...
Rafael Terras   +3 more
wiley   +1 more source

Economic Impacts of Restricted Animal Movements in Mexico Due to Increased Mexican Regional Bovine Health Criteria [PDF]

open access: yes
Tuberculosis restrictions on animal movement have important implications for Mexican producers and consumers as well as the U.S. beef cattle industry. The restrictions cause decreased Mexican cattle exports, increased domestic fed beef production, and ...
Peel, Derrell S., Cunningham, Megan E.
core  

Socioeconomic status and diabetes among Mexican adults

open access: yes, 2011
Diabetes is a significant health problem in Mexico and one of the leading causes of death. Studies in other countries have suggested that socioeconomic status (SES) contributes to the development of type 2 diabetes.
Nava-Ledezma, Ivonne Yedid
core   +1 more source

Description of large, well‐preserved Enchodus specimens from the Bearpaw Formation of Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Fishes of the genus Enchodus were abundant and cosmopolitan in the Late Cretaceous, but are primarily known from isolated remains in Canada. Four well‐preserved fish skulls were recovered in recent years from ammolite mines sampling the Bearpaw Formation of Southern Alberta, and are here referred to Enchodus petrosus Cope, 1874.
Luke E. Nelson   +2 more
wiley   +1 more source

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