Vol. 5 Núm. 1
Cuadernos de Investigación UNED

Artículos

Graham Pont
11-16
Special Article: From Birdsong to Babel: the canine connection in the origin of human language
PDF (English)
Mijail Pérez, Marlon Sotelo
17-23
Species richness of continental gastropod mollusks from a coffee plantation in Jinotega, northern Nicaragua: a first approach
PDF (English)
Rafael Justino de Brito, José Eriberto De Assis, Martin Lindsey Christoffersen
25-32
First record of Chaetacanthus magnificus (Polychaeta: Polynoidae) from the northeast coast of Brazil, with an overview of its taxonomic history
PDF (English)
Francisco J. Soto Santiago, Emmanuel Irizarry Soto
33-40
The Sea Urchin Diadema antillarum (Echinodermata, Equinoidea), algal cover and juvenile coral densities in La Parguera, Puerto Rico
PDF (English)
Paul E. Moler, Randall B. Babb, Wayne Van Devender, Nguyen V. Khoi
41-43
Second Record of Onychophora (Peripatidae) in Vietnam
PDF (English)
Paul O’Callaghan, Mary Kelly-Quinn
45-54
Performance of selected macroinvertebrate-based biotic indices for rivers draining the Merendon Mountains region of Honduras
PDF (English)
Federico Herrera
55-56
First report for the Neotropics of predation by the waterscorpion Ranatra (Hemiptera: Nepidae) on a member of Gerromorpha (Hemiptera)
PDF (English)
Pablo R. Gutiérrez Martínez
57-61
Actividad de la hormiga Linepithema dispertitum (Hymenoptera: Formicidae) a lo largo del día y en diferentes estados de inflorescencia de  Heliconia rostrata (Heliconiaceae)
PDF
A. A. Ortega Salas, L. A. Rendón M.
63-68
Hyper-intensive farming of white shrimp Litopenaeus vannamei in a freshwater tank under semi-controlled conditions (Decapoda: Penaeidae)
PDF (English)
A. A. Ortega-Salas, L. A. Rendón M.
69-74
Hyper-intensive farming white shrimp Litopenaeus vannamei (Decapoda: Penaeidae) in a seawater tank under semi-controlled conditions
PDF (English)
Patricio De los Ríos-Escalante, Jeanette Jara, Juan Norambuena
75-82
Uso de modelos nulos para el estudio de comunidades de crustáceos zooplanctónicos de aguas continentales chilenas
PDF
Ahmed S. Dan-kishiya, Angela Oboh, Usman B. Ibrahim
83-87
The prevalence of Helminth parasites in the gastro-intestinal tract of wild African sharptooth catfish Clarias gariepinus (Siluriformes: Clariidae) in Gwagwalada, Nigeria
PDF (English)
José Luis Gómez Márquez, Bertha Peña Mendoza, José Luis Guzmán Santiago
89-95
Occurrence of the fish Girardinichthys viviparus (Cyprinodontiformes: Goodeidae) in an urban lake at Mexico City
PDF (English)
Hüseyin Sasi, Selcuk Berber
97-101
The Indigenous and Invasion Fishes In Two Main Reservoirs in the Southwestern Anatolia (AYDIN)
PDF (English)
U. K. Sarkar, A. Dabas, G. E. Khan, V. K. Dubey, R. Kumar, A. K. Mishra, A. Pal, S. P. Singh, J. K. Jena
103-109
Redescription, new distribution record, DNA sequence and length-weight relationship of the Eel-loach Pangio pangia (Cypriniformes: Cobitidae) in the River Ganges Basin, India
PDF (English)
Javier Monge
111-120
Lista actualizada de aves dañinas en Costa Rica (2012)
PDF
Rodrigo Ezequiel Lorenzón, Ana Laura Ronchi Virgolini, Adolfo Héctor Beltzer
121-127
Ecología trófica de la Garza blanca Ardea alba (Pelecaniformes: Ardeidae) en un humedal del río Paraná, Argentina
PDF
Roberto Carmona, Luis Francisco Mendoza, David Molina, Paulina Martínez, Jonathan Vargas, Miguel Cruz
129-135
Presencia espacial y temporal de Aramus guarauna (Gruiformes: Aramidae) y de Rostrhamus sociabilis (Accipitriformes: Accipitridae) en la Reserva de la Biósfera Marismas Nacionales, Nayarit, México
PDF
Luis A. Rendón, Armando A. Ortega-Salas
137-141
Neonate survival en handled broods of the Olive Ridley Turtle Lepidochelys olivacea (Testudines: Cheloniidae) in “El Verde”, Sinaloa, Mexico
PDF (English)
Edgardo M. Rengifo, Wendy Calderón, Rolando Aquino
143-150
Características de refugios de algunas especies de murciélagos en la cuenca alta del río Itaya, Loreto, Perú
PDF
Maribel Anaya Lira, Carlos Gutiérrez Olvera, Adriana Margarita Ducoing Watty, Perla Cifuentes Calderón, Mariano Sánchez Trocino
151-155
Consumo voluntario de alimento fresco por parte de monos aulladores (Alouatta palliata y A. pigra) en cautiverio
PDF
Lourdes Arce Espinoza, Julián Monge Nájera
157-161
Effect of marital status, gender and job position in smoking behavior and cessation intent of staff members in a Central American public university
PDF (English)
Carliann J. Pentz, Daniel Rojas, Michael B. McCoy, Christopher S. Vaughan
163-170
A case study in Costa Rica about personal happiness: Does health and family communication have more influence than quantity of money and material goods?
PDF (English)