| Table of contents Huitzil vol.21 n.1 Omitlán Jan./Jun. 2020 Original articles | | | | · Important records of waterbirds along the Central Pacific Coast of Mexico Hernández-Vázquez, Salvador; Hernández-Vázquez, Gerardo; González-Zamora, Diego; Contreras-Martínez, Sarahy; Castillo Guerrero, José Alfredo; Ramírez-Ríos, Lorena
| | | | · Migration of Swallow Tailed Kite (Elanoides forficatus) across the Península de Guanahacabibes, Cuba Pérez Hernández, Alina; Llanes Sosa, Alejandro; Cruz Mora, José Manuel de la
| | | | · Avian species “at risk” in the cloud forests of five IBAs of the Sierra Madre Oriental, Mexico Caballero-Cruz, Pablo; Vargas-Noguez, Guillermo; Ortiz-Pulido, Raúl
| | | | · Predation of nest of the El Oro Parakeet Pyrrhura orcesi (Psittaciformes: Psittacidae) by the Crimson-rumped toucanet Aulacorhynchus haematopygus (Piciformes: Ramphastidae), in the Buenaventura Reserve, Ecuador Garzón-Santomaro, César; Naranjo-Saltos, Eliana; Pozo-Zamora, Glenda
| | | | · Richness and abundance of diurnal raptors from Fernandez Canyon, Lerdo, Durango Favela-Mesta, Jesús; Martínez-García, Vanessa
| | | | · Inter-annual diversity of birds in the shoreline of an island in the southern Gulf of Mexico Canales-Delgadillo, Julio César; Benítez-Orduña, Enrique; Pérez-Ceballos, Rosela Yazmín; Zaldívar Jiménez, Arturo; Gómez-Ponce, Mario; Cardoso-Mohedano, José Gilberto; Merino-Ibarra, Martín
| | | | · Floral resources used by the Cozumel Emerald (Chlorostilbon forficatus) Morales-Contreras, Jonathan; Martínez-Morales, Miguel Angel; Márquez-Luna, Ubaldo
| | | Scientific notes | | | | · The Giant Wren (Campylorhynchus chiapensis) in the Isthmus of Tehuantepec Oaxaca, Mexico Cruz-Vázquez, José David; Velázquez-Velázquez, Ernesto
| | | | · First nesting record of the Blue-gray Tanager (Thraupis episcopus) in Guerrero, Mexico Blancas-Calva, Epifanio; Castro-Gutiérrez, Santiago Baltazar; Contreras-Rodríguez, Antonio Isaín
| | | | · New record of American Pygmy Kingfisher for Tamaulipas, México Garza-Torres, Héctor Arturo; López Medina, José Cornelio; Requena Lara, Glenda Nelly
| | | | · New breeding locality for Charadrius nivosus in central Mexico Monterrubio-Rico, Tiberio; Cancino Murillo, Ramón; Pérez-Arteaga, Alejandro; Lemus Ortiz, Elvia
| | | | · Atypical nesting of the Blue-throated Hummingbird (Lampornis clemenciae) in Oaxaca Hernández Aguilar, Israel; Vázquez Rito, Ollin; Calderón-Patrón, Jaime Manuel
| | | | · Progressive greying in the groove-billed ani (Crotophaga sulcirostris) in Costa Rica Mora, José Manuel; Campos Loría, Marcos Narón
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