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Kinship, association, and social complexity in bats
(2019-01)
Among mammals, bats exhibit extreme variation in sociality, with some species living largely solitary lives while others form colonies of more than a million individuals. Some tropical species form groups during the day ...
Estado actual del conocimiento sobre el perfil genético de la población de Costa Rica
(2003-10)
The population of Costa Rica has been considered historically as the product of the amalgamation of three ethnic groups: Europeans, Africans and Amerindians. In addition, it has been said that this population is highly ...
Anolis insignis (Decorated anole). Predation attempt
(2019)
Two jays attacking an A. insignis on a liana 10 m above the ground.
Early diverging lineages within Cryptomycota and Chytridiomycota dominate the fungal communities in ice-covered lakes of the McMurdo Dry Valleys, Antarctica
(2017-11)
Antarctic ice-covered lakes are exceptional sites for studying the ecology of aquatic fungi under conditions of minimal human disturbance. In this study, we explored the diversity and community composition of fungi in five ...
Species richness and density of seabirds in Isla del Coco bays, Costa Rica, related to the occurrence of breeding colonies
(2016-10-15)
Isla del Coco is one of the five oceanic islands situated on the eastern tropical Pacific Ocean and represents an important nesting and roosting site for seabirds. Despite several factors that can potentially impact its ...
Hydrogen production by immobilized Synechocystis sp. PCC 6803
(2016)
The ability of the immobilized Synechocystis sp. PCC 6803 cells to produce hydrogen via an indirect light driven process was investigated. Cells were successfully immobilized in a calcium alginate gel matrix. Beads were ...
Changes in escape behaviour of black iguanas (Ctenosaura similis) over an anthropogenic disturbance gradient
(2021)
Studies on the impact of human activity on animal behaviour are critical for understanding the extent to which humans affect ecological dynamics. Previous studies have found that human presence alters antipredator behaviours, ...
Rediscovering the value of families for psychiatric genetics research
(2018-06-28)
As it is likely that both common and rare genetic variation are important for complex disease risk, studies that examine the full range of the allelic frequency distribution should be utilized to dissect the genetic ...
Repertoire Size and Syllable Sharing in the Song of the Clay-Colored Thrush (Turdus grayi)
(2012)
Song repertoire size and extent of song sharing provide information about social interactions that occur in songbird species. We recorded the songs of eight male Clay-colored Thrushes (Turdus grayi) in San José, Costa Rica ...