Results 81 to 90 of about 596 (150)

Um pica-pau que aprecia bebidas doces: o joão-velho procura néctar e poliniza plantas de dossel no sudeste do Brasil [PDF]

open access: yes, 2015
Insects are the staple diet of woodpeckers, but some species also habitually feed on fruits. A few woodpecker species are recorded as flower visitors for nectar intake. We report here on the blond-crested woodpecker (Celeus flavescens) taking nectar from
Rocca, Márcia A.   +2 more
core   +1 more source

New range limit of the Anopetia gounellei (Aves: Trochilidae): state of art and a review on the updated area [PDF]

open access: yes, 2017
New technologies and the rapid amount of data help to improve and update the distribution of the species. Anopetia gounellei (Broad-tipped Hermit, Trochilidae) is a poorly known hummingbird and has been recorded outside its formal range since 2009.
Franca-Rocha, Washington de Jesus Sant'anna da   +3 more
core   +2 more sources

Ornithophily [PDF]

open access: yes, 2015
Pollination is a process where pollen grains are transferred from the stamens (male part) to the stigma (female part) of the flower; if it happens on the same plant it is called self pollination or if on another plant of the same species it is termed ...
Ibrahim, Faridah Hanum   +1 more
core  

Explaining evolutionary shifts between bee and hummingbird pollination: Convergence, divergence, and directionality [PDF]

open access: yes, 2008
In certain angiosperm genera, closely related species have diverged from one another to converge on different pollination syndromes, whereas species with intermediate phenotypes are rare or absent. Convergent conformity to syndromes implies the existence
James D. Thomson, Paul S. Wilson
core   +1 more source

Floral biology of Adolphia infesta and the reproductive profile of Colletieae (Rhamnaceae) [PDF]

open access: yes, 2015
82-90The reproduction of the shrub Adolphia infesta was studied in a population included in a Mexican agricultural landscape with small, cultivated plots and fragments of natural habitat.
Castillo Campos, Gonzalo   +2 more
core  

Interacción planta-colibrí en Amacayacu (Amazonas, Colombia): una perspectiva palinológica

open access: yesCaldasia, 2001
Se cuantificaron 232 cargas de polen tomadas de 11 especies de colibríes en el Parque Nacional Natural Amacayacu, Amazonas, Colombia. Las especies más generalistas transportaron cargas de polen con mayor cantidad de granos.
Amaya Márquez Marisol   +2 more
doaj  

The Immense Diversity of Floral Monosymmetry and Asymmetry Across Angiosperms [PDF]

open access: yes, 2018
Floral monosymmetry and asymmetry are traced through the angiosperm orders and families. Both are diverse and widespread in angiosperms. The systematic distribution of the different forms of monosymmetry and asymmetry indicates that both evolved numerous
Endress, Peter
core  

Gloriosa superba L: A critical Review of Recent Advances [PDF]

open access: yes, 2020
Gloriosa superba is a flowering plant belongs to Colchicaceae. It refers to full of glory', and the superba refers ‘superb’ referring to the outstanding red and yellow flowers. G.
Ayyakannu, Arumugam   +4 more
core   +1 more source

Historia natural y conservación de los mutualismos planta-animal del bosque templado de Sudamérica austral Natural history and conservation of plant-animal mutualisms in the temperate forest of southern South America

open access: yesRevista Chilena de Historia Natural, 2002
El bosque templado de Sudamérica austral (BTSA) se caracteriza por poseer un biota altamente endémica y una flora que exhibe una de las más altas incidencias de polinización biótica (particularmente ornitofilia) y dispersión animal (particularmente ...
MARCELO A. AIZEN   +2 more
doaj  

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