Results 21 to 30 of about 613 (152)

Delayed differentiation of epidermal cells walls can underlie pedomorphosis in plants: the case of pedomorphic petals in the hummingbird-pollinated Caiophora hibiscifolia (Loasaceae, subfam. Loasoideae) species. [PDF]

open access: yesEvodevo, 2022
Understanding the relationship between macroevolutionary diversity and variation in organism development is an important goal of evolutionary biology. Variation in the morphology of several plant and animal lineages is attributed to pedomorphosis, a case
Strelin MM   +4 more
europepmc   +3 more sources

Domiciliação de triatomíneos ou pré-adaptação à antropofilia e à ornitofilia? Domiciliary adaptation of triatomine or pre-adaptation to anthropophily and ornithophily?

open access: yesRevista de Saúde Pública, 1983
Nas áreas onde se considera que os triatomíneos não se adaptaram aos domicílios, tem sido encontradas colônias, desses insetos, em casas habitadas por mamíferos silvestres ou sinantrópicos. As determinações de sangue feitas em triatomíneos, coletados nos
Mario B. Aragão
doaj   +2 more sources

Bird-biting mosquitoes on farms in southern England. [PDF]

open access: yesVet Rec, 2018
Mosquitoes that blood-feed on avian hosts are important vectors of many arthropod-borne viruses (arboviruses). In Europe, these include West Nile virus (WNV), Usutu virus (USUTV) and Sindbis virus.
Brugman VA   +8 more
europepmc   +6 more sources

Phylogenomics reveals the evolution of floral traits associated with pollinators and pollinator-prey conflict within the carnivorous Pinguicula subgenus Temnoceras. [PDF]

open access: yesAm J Bot
Abstract Premise The carnivorous plant genus Pinguicula (Lentibulariaceae) exhibits remarkable floral diversity associated with pollination, particularly in the largest subgenus Temnoceras, which spans Mexico and Central America. Despite this diversity, the relationships between species and the evolution of key floral traits remain unresolved. Here, we
Liu Y   +5 more
europepmc   +2 more sources

Testing macroevolutionary predictions of the Grant-Stebbins model in the origin of Aeschynanthus acuminatus. [PDF]

open access: yesNew Phytol
Summary The Grant‐Stebbins model predicts that a plant species encountering different pollinators across its range may undergo local adaptation and, subsequently, ecological speciation. We tested whether this could explain the origin of Aeschynanthus acuminatus (Gesneriaceae), a species phylogenetically derived from sunbird specialist ancestors.
Lu JY, Xing YW, Luu HT, Ree RH.
europepmc   +2 more sources

Climate Change, Air Quality, and Pollen Allergies-State of the Art and Recommendations for Research and Public Health. [PDF]

open access: yesAllergy
ABSTRACT Allergies are one of the major health challenges of our time, associated with a high individual burden of disease and high costs for the healthcare system. Given their prevalence, allergies are also highly relevant from a public health perspective. The development of allergic diseases is multifactorial. In addition to individual factors (e.g.,
Augustin J   +13 more
europepmc   +2 more sources

Floral Integration and Phenotypic Selection on Floral Traits of <i>Ipomoea cavalcantei</i> (Convolvulaceae), a Rare, Endemic, and Endangered Species to the Amazon Ironstone Outcrops. [PDF]

open access: yesEcol Evol
This paper analyzed the evolutionary potential of Ipomoea cavalcantei (an endemic species from the Amazon) by using floral integration and phenotypic selection analysis. The analyzed population presented floral integration in style length, probably due to selective pressures from pollinators on floral traits related to pollen deposition.
Valentin-Silva A   +6 more
europepmc   +2 more sources

Cheaters among pollinators: Nectar robbing and thieving vary spatiotemporally with floral traits in Afrotropical forests [PDF]

open access: yesEcosphere, Volume 14, Issue 11, November 2023., 2023
Abstract Nectar robbers and thieves are common antagonists in plant–pollinator communities, where they deplete nectar without pollinating flowers, substantially affecting plant reproduction. Nevertheless, little is known about the relative abundance of such nectar exploiters in communities, even though spatiotemporal changes in the frequencies of ...
Hodeček, Jiří   +5 more
core   +2 more sources

Untangling biodiversity interactions: A meta network on pollination in Earth's most diverse tropical savanna. [PDF]

open access: yesEcol Evol
We addressed how pollination meta network with vertebrate and invertebrate species is assembled in the world's most diverse savanna and identified potential biogeographical bias within the region. We found a generalization of interactions at the meta network level but a high degree of specialization within the modules, where bees are the module ...
Aguiar LMS   +6 more
europepmc   +2 more sources

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