La teoría de los campos conceptuales de Vergnaud, es un referente utilizado con gran éxito en los últimos años (André, 2004; Escudero, Moreira y

Caballero, 2009; Meleán, Arrieta y Escalona, 2010; entre otros). El propósito de este trabajo…

Le présent projet vise à documenter la nécessité d’augmenter notre connaissance
de la présence des contaminants organiques tels que les médicaments dans
l’environnement et d’évaluer leur devenir environnemental. On a étudié la présence de
composés pharmaceutiques dans différents échantillons d'eau.…

Descripción completa.

In numerous animal groups, individuals within the group often wish to impose
their preferences and guide the group in a certain direction. Conflicting preferences are
common in these situations and, in order to maintain group cohesion, collective decisionmaking
needs to…

En la novela el lector descubre un conjunto
de información, un mundo lleno de ideas y
saberes con distintos valores y culturas. Él al
estar inmerso en ese mundo puede interpretar
conocimientos y a la vez cumplir el rol de…

The regime of floods and droughts in the Pantanal wetlands determines the distribution and abundance of the wildlife, vegetation and ecological processes. Cattle ranching and fisheries, the main economic activities in this floodplain, are extremely influenced by and depend on…

In the United States, healthcare-associated infections are a huge source of medical and
economic burden. Annually, there are 1.7 million cases of healthcare-associated infection in
U.S. hospitals, which cause an estimated 98,987 deaths. Direct medical cost is also massive,
estimated…

Howler monkeys (Alouatta sp.) use loud call vocalizations for both intra-group
and intergroup communication (Oliveira & Ades, 2004; Whitehead, 1989; da Cunha
& Byrne, 2006; Holzmann, 2012). While much of the literature focuses on the effect
of loud call vocalizations…

This paper demonstrates how women who study childcare achieve congruence in their lives. Rather than simply juggling the needs of family, work and study in order to escape the domestic sphere, they choose to minimise dissonance, finding that parenting children,…

In polyandrous species, sexual selection acts both before (precopulatory) and after
(postcopulatory) mating on traits that are important for reproductive success. Precopulatory traits
are important for mate acquisition and include weapons and ornaments. Postcopulatory traits
include components of sperm quantity…