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Geographic variation in the duets of the Rufous-naped Wren (Campylorhynchus rufinucha) complex
Variación geográfica en los duetos de la Matraca Nuquirrufa (Campylorhynchus rufinucha)
(2020)
Acoustic signals used in animal communication play a key role in mate attraction, species recognition, and territory defense. Variation in acoustic signals may reflect population structure, lack of gene flow, and phylogenetic ...
Characteristics of male Spot-bellied Bobwhite (Colinus leucopogon) song during territory establishment
(2012)
In song-learning birds, male song shows a large inter-individual variation that frequently plays an important role in intra- and inter-sexual selection. In other bird groups, such as Galliformes, song learning is absent, ...
First record of Lesson's Seedeater Sporophila bouvronides in Costa Rica
(2022)
We report the first record of Lesson’s Seedeater Sporophila bouvronides, a South American species, in Costa Rica. It was seen at Tortuguero, in the lowlands of north-east Costa Rica in June 2022. The record is perhaps ...
The Nest and Eggs of the Rufous Mourner (Rhytipterna h. holerythra)
(2017-09-01)
We provide the first description of nest architecture and composition, adult construction behavior, and egg characteristics for the genus Rhytipterna. We provide these data for a nest of the Rufous Mourner (Rhytipterna h. ...
Asociación entre la morfología alar y el uso del hábitat en seis especies de palomas (Columbidae) neotropicales
Relationship between wing morphology and habitat use in six species of Neotropical doves (Columbidae).
(2019)
Biomechanics, behavior, and natural history influence wing dimension and shape. Wing design often correlates with features of the habitat in which each species is found. Doves and pigeons (Columbidae family) range from ...
Uso de una estructura artificial como granero por parte de Melanerpes formicivorus
Melanerpes formicivorus using an artificial structure as granary
(2016-12-31)
Los graneros son estructuras naturales o artificiales que utilizan varias especies de aves de las familias Picidae, Corvidae y Paridae para almacenar alimento. El carpintero Melanerpes formicivorus construye y utiliza ...
An overview of bird records committees in the Neotropics
(2018)
Neotropical bird records committees have been growing in numbers, remit and prominence in recent years. This feature – by members of those committees – explains how and why committees were established and encourages birders ...
The forgotten habitats in conservation: early successional vegetation
(2019)
Conservation efforts in terrestrial environments have focused on preserving patches of natural
habitats and restoring disturbed habitats, with the main goal of transforming them into forests or habitats that resemble the ...
The first record of an audible sound produced by a ghost moth, Phassus (Hepialidae) from Costa Rica
(2015)
Sound production in lepidopteran adults has been reported in at least 13 families. The
majority of these families produce ultrasonic sounds that are inaudible to humans. Here we report
the first record of an audible sound ...