Results 41 to 50 of about 105,102 (226)

Ungaliophis, U. continentalis, U. panamensis [PDF]

open access: yes, 1990
Number of Pages: 4Integrative BiologyGeological ...
Villa, Jaime D., Wilson, Larry David
core   +1 more source

Relocation and process of territorialisation in the Rural Sustainable City Nuevo Juan del Grijalva

open access: yesÍconos, 2020
Due to the flooding of the communal territory Juan de Grijalva in the Municipality of Ostuacan, state of Chi-apas, and the risk in the zone, this town and others were relocated to the Rural Sustainable City (CRS by its acronym in Spanish), which is part ...
Martha Liliana Arévalo-Peña
doaj   +1 more source

Longevity and Growth of the Crabs Callinectes sapidus and Callinectes rathbunae (Decapoda: Portunidae) in Paraíso Tabasco Mexico

open access: yesActa Zoologica, EarlyView.
ABSTRACT Individual growth models are important in fisheries of natural populations and can be incorporated in production models to estimate their maximum sustainable yield. Blue crab species, Callinectes sapidus and Callinectes rathbunae were obtained in the Mecoacán lagoon, Paraíso, Tabasco Mexico by “nasa” and “yahual” nets. Biometric values such as
Candelario Jiménez‐Olivares   +5 more
wiley   +1 more source

New records of biting midges of the genus Culicoides Latreille from Mexico (Diptera: Ceratopogonidae) [PDF]

open access: yes, 2012
We provide the first records of six species of biting midges (Diptera: Ceratopogonidae) in the genus Culicoides Latreille from Mexico: C. baueri Hoffman, C. castillae Fox, C. debilipalpis Lutz, C. iriartei Fox, C. leoni Barbosa and C. pusilloides Wirth
Castrejón, M. Rodríguez   +3 more
core  

Corytophanes hernandesii [PDF]

open access: yes, 2004
Number of Pages: 6Integrative BiologyGeological ...
McCranie, James R.   +2 more
core   +1 more source

Droughts and human impact in the ancient Uaymil region of the Maya lowlands inferred from a 2800‐year sedimentary archive at Lake Kaná, Mexico

open access: yesBoreas, EarlyView.
The relationship between the climate and societal transformation in Maya lowlands has long been debated, particularly the role of drought in shaping the civilization trajectory during the Classic Period. A high‐resolution, multi‐proxy, geochemical record from Lake Kaná, located in the underexplored Uaymil region of the Yucatán Peninsula in Mexico ...
Haydar B. Martinez‐Dyrzo   +5 more
wiley   +1 more source

La milpa: sistema de resiliencia campesina. Estudio de dos organizaciones campesinas en Chiapas

open access: yesRegión y Sociedad, 2021
Objetivo: conocer la resiliencia campesina a choques externos y el papel que desempeñan las milpas de las familias que pertenecen a cooperativas de café en dos regiones de Chiapas, México.
Teresita Santiago Vera   +4 more
doaj   +1 more source

Geographic risks to functional groups of mammals and birds from habitat loss in Mexico

open access: yesConservation Biology, EarlyView.
Abstract There is a need to quantify the impact of habitat loss due to anthropogenic factors on different aspects of biodiversity, such as functional trait diversity represented by functional groups (FGs). We developed a metric to assess the weighted risk of loss of habitat for 33 FGs of mammals and 36 FGs of birds in Mexico based on potential ...
Fernando Mayani‐Parás   +4 more
wiley   +1 more source

Cultural evolution and prosociality: widening the hypothesis space [PDF]

open access: yes, 2016
Norenzayan and colleagues suggest that Big Gods can be replaced by Big Governments. We examine forms of social and self-monitoring and ritual practice that emerged in Classical China, heterarchical societies like those that emerged in pre-Columbian ...
Huebner, Bryce, Sarkissian, Hagop
core  

An annotated list of the centipedes (Chilopoda) in the National Collection of Arachnids, Instituto de Biología, Universidad Nacional Autónoma de México : Addendum: Scutigeromorpha and Scolopendromorpha [PDF]

open access: yes, 2013
This addendum to “An annotated list of the centipedes (Chilopoda) in The National Collection of Arachnids (Colección Nacional de Arácnidos, CNAN), Instituto de Biología, Universidad Nacional Autónoma de México” (México City), is based on new samples ...
Cupul-Magaña, Fabio Germán
core  

Home - About - Disclaimer - Privacy