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The importance of group vocal behaviour in roost finding 

Sagot, Maria; Schöner, Caroline R.; Jago, Abigail J.; Razik, Imran; Chaverri Echandi, Gloriana (2018)
Individuals benefit from socially acquired information to avoid predation risks and enhance foraging efficiency. Spix's disc-winged bats, Thyroptera tricolor, form very stable social groups despite their need to find a new ...

When genes move farther than offspring: gene flow by male gamete dispersal in the highly philopatric bat species Thyroptera tricolor 

Buchalski, Michael R.; Chaverri Echandi, Gloriana; Vonhof, Maarten J. (2013-11)
For species characterized by philopatry of both sexes, mate selection represents an important behaviour for inbreeding avoidance, yet the implications for gene flow are rarely quantified. Here, we present evidence of male ...
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Repeatability in the contact calling system of Spix's disc-winged bat (Thyroptera tricolor) 

Chaverri Echandi, Gloriana; Gillam, Erin H. (2015-01)
Spix's disc-winged bat (Thyroptera tricolor) forms cohesive groups despite using an extremely ephemeral roost, partly due to the use of two acoustic signals that help individuals locate roost sites and group embers. While ...

All-offspring natal philopatry in a Neotropical bat 

Chaverri Echandi, Gloriana; Kunz, Thomas H. (2011-11)
Natal dispersal is a strategy employed by individuals to avoid reproducing with close relatives. In most bats, incestuous matings are prevented by the departure of one sex; thus, all-offspring philopatry has rarely been ...

A call-and-response system facilitates group cohesion among disc-winged bats 

Chaverri Echandi, Gloriana; Gillam, Erin H.; Kunz, Thomas H. (2013)
Acoustic signals are important in maintaining group cohesion, particularly in highly mobile species. For these signals to facilitate group cohesion, individuals must be able to recognize, and respond to, calls emitted by ...

Effects of roost specialization on extinction risk in bats
Los Efectos de la Especializacion de Dormidero sobre el Riesgo de Extinción de Murciélagos 

Sagot, Maria; Chaverri Echandi, Gloriana (2015)
Understanding causes and consequences of ecological specialization is of major concern in conservation. Specialist species are particularly vulnerable to human activities. If their food or habitats are depleted or lost, ...

Sound amplification by means of a horn-like roosting structure in Spix's disc-winged bat 

Chaverri Echandi, Gloriana; Gillam, Erin H. (2013-10)
While sound is a signal modality widely used by many animals, it is very susceptible to attenuation, hampering effective long-distance communication. A strategy to minimize sound attenuation that has been historically used ...

Reproduction and Growth in a Neotropical Insectivorous Bat 

Chaverri Echandi, Gloriana; Vonhof, Maarten J. (2011)
Even though there is an abundance of data regarding the reproductive biology and postnatal growth of bats, comprehensive data on life history is still lacking for most species, particularly for rare families that have ...
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Cooperative signaling behavior of roost location in a leaf-roosting bat 

Chaverri Echandi, Gloriana; Gillam, Erin H. (2010-11)
Research suggests that social calls are important for conveying information about food and roost location in bats. However, no studies have specifically documented calls that are used to actively attract conspecifics to ...
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Diversity and Conservation of Cave-Dwelling Bats in the Brunca Region of Costa Rica 

Deleva, Stanimira; Chaverri Echandi, Gloriana (2018-06-02)
The Brunca region in Costa Rica contains the largest number of caves in the country, yet the diversity and distribution of bat species within those caves is currently unknown. Without this information, it is not possible ...
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  • Repositorios universitarios

  • Repositorio del SIBDI-UCR
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  • Repositorio Documental Rafael Obregón Loría (CIHAC)
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Repositorio Institucional de la Universidad de Costa Rica. Algunos derechos reservados. Este repositorio funciona con DSpace.
Universidad de Costa Rica