Results 61 to 70 of about 4,498 (242)

Craniofacial diversification in the domestic pigeon and the evolution of the avian skull. [PDF]

open access: yes, 2017
A central question in evolutionary developmental biology is how highly conserved developmental systems can generate the remarkable phenotypic diversity observed among distantly related species.
Fondon, John W   +4 more
core   +1 more source

ENSAMBLAJE DE HELMINTOS DE AVES ACUÁTICAS (PELECANIFORMES: ARDEIDAE) DEL SUR DE RIO GRANDE DEL SUR Y UN LISTADO DE HELMINTOS DE GARZAS DE BRASIL

open access: yesNeotropical helminthology, 2020
Se examinaron 44 ejemplares pertenecientes a las nueve especies de Ardeidae del extremo sur del estado de Rio Grande do Sul. El objetivo del estudio fue relatar la ocurrencia de las especies de helmintos para las aves, cuantificar las infecciones por ...
Fabiana Fedatto Bernardon   +2 more
semanticscholar   +1 more source

A Global, Taxon‐Stratified, High‐Resolution Sampling‐Effort Dataset From GBIF for Bias‐Aware Ecological Modelling

open access: yesDiversity and Distributions, Volume 32, Issue 5, May 2026.
ABSTRACT Introduction and Aim Spatiotemporal and taxonomic sampling bias in biodiversity occurrence data poses critical challenges for robust ecological inference, species distribution models (SDMs), and conservation planning. Despite the exponential growth in global biodiversity records over recent decades, these biases persist.
Ahmed El‐Gabbas
wiley   +1 more source

New nesting locality of the Agami Heron, Agamia agami (Pelecaniformes: Ardeidae) in Ecuador

open access: yesBiota Colombiana, 2019
The Agami heron, Agamia agami, is a rare species of the Neotropics, and even though its distribution is large, little is known about the sites where it congregates to nest. We report a new nesting site, which is the eighth reported site in the Neotropics,
Flor M. Ortiz-Galarza   +1 more
doaj   +1 more source

Holding a wing horizontal: Roles for muscles of the pectoral girdle other than the main two flight muscles

open access: yesJournal of Anatomy, Volume 248, Issue 5, Page 830-842, May 2026.
This report explores which muscles of the pectoral girdle are employed to allow birds to hold their wings horizontally with a level aerofoil surface during a glide. Abstract Whilst many birds glide briefly with wings held horizontally, some species maintain this posture for extended periods during soaring.
D. Charles Deeming, María Clelia Mosto
wiley   +1 more source

ESTADO ACTUAL DEL CONOCIMIENTO DE HELMINTOS EN AVES SILVESTRES DE CHILE CURRENT STATE OF KNOWLEDGMENTS OF HELMINTHS IN CHILEAN WILD BIRDS

open access: yesGayana, 2005
Se revisaron un total de treinta y tres trabajos en helmintos de aves silvestres en Chile. Identificándose 22 familias y 34 géneros de helmintos. Entre las aves hospederas identificadas, los órdenes Chraradriiformes y Pelecaniformes presentan la mayor ...
Ana Hinojosa-Sáez   +1 more
doaj  

The Yellow-­crowned Night Heron Nyctanassa violacea (Aves: Pelecaniformes: Ardeidae) in the Azores and Madeira Archipelagos: a new species for the Western Palearctic [PDF]

open access: yes, 2014
This paper presents and describes the first confirmed occurrence of the Yellow-crowned Night Heron Nyctanassa violacea in the Azores, which also represents the first record for Europe and the Western Palearctic.
Barcelos, Luís Miguel Duarte   +6 more
core  

Avian diversity and their status in and around Bhindawas bird sanctuary, Haryana (India) [PDF]

open access: yes, 2017
One year survey conducted in and around Bhindawas bird sanctuary in district Jhajjar, Haryana (India) from January, 2015 to December, 2015; revealed a total of 104 bird species belonging to 15 orders and 39 families.
Chopra, Girish   +2 more
core   +2 more sources

Detection of avian influenza virus in the alien invasive African sacred ibis (Threskiornis aethiopicus) in Italy

open access: yesFrontiers in Veterinary Science
The African sacred ibis (Threskiornis aethiopicus), a non-native bird species in Europe, has rapidly expanded its range in Italy, prompting the adoption of national control measures due to ecological and epidemiological concerns.
Alessia Mariacher   +12 more
doaj   +1 more source

Breeding biology of the Little Cormorant Phalacrocorax niger (Pelecaniformes: Phlacrocoracidae) in Bangladesh

open access: yesJournal of Threatened Taxa, 2009
The breeding biology of the Little Cormorant Phalacrocorax niger was studied in a nesting colony at Dhonagoda Village in Chandpur District, Bangladesh between 2003 and 2005.
H. Naher   +3 more
doaj   +1 more source

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