Results 51 to 60 of about 2,033 (153)

High water availability increases the negative impact of a native hemiparasite on its non-native host [PDF]

open access: yes, 2016
Environmental factors alter the impacts of parasitic plants on their hosts. However, there have been no controlled studies on how water availability modulates stem hemiparasites' effects on hosts.
Facelli, JM   +8 more
core   +2 more sources

Hiding in plain sight: experimental evidence for birds as selective agents for host mimicry in mistletoes [PDF]

open access: yes, 2020
Many Australian mistletoe species are cryptic, closely resembling their host foliage and overall appearance. Seed-dispersing birds have been proposed as a selective agent for host resemblance, with cryptic mistletoes only located by thoroughly searching
Cook, ME   +5 more
core   +1 more source

How do leaf carbon and nitrogen contents of oak hosts affect the heterotrophic level of Loranthus europaeus? Insights from stable isotope ecophysiology assays

open access: yesEcological Indicators, 2021
Loranthus europaeus is one of the major plant parasites threatening the fragile ecosystems of oak forests in western Iran. The mistletoe is a hemi-parasite plant which grows on forest species, especially oaks.
Fatemeh Mostaghimi   +3 more
doaj   +1 more source

Fruit use and fruit processing by euphonias, specialized avian frugivores

open access: yesOikos, Volume 2026, Issue 9, September 2026.
Euphonias (Neotropical passerines in the genera Euphonia and Chlorophonia) form the quintessential example of a specialized avian frugivore, combining a high reliance on fruit as food and the restriction of fruit taxa exploited. To understand their specialization, we explored the integration of fruit morphological and nutritional traits with their ...
Marco A. Pizo   +3 more
wiley   +1 more source

Novelties in Psittacanthus (Loranthaceae) from Colombia: a new species and four new records for the Andean and Amazon Regions [PDF]

open access: yesPlant Ecology and Evolution
Background and aims – Psittacanthus is the largest genus of neotropical mistletoes within Loranthaceae, comprising approximately 110 species. With 37 species recorded to date, Colombia stands as the most diverse country for this group of aerial ...
Isabel Carmona-Gallego   +2 more
doaj   +3 more sources

The disruption of seed dispersal networks: disentangling the effects of habitat loss and fragmentation

open access: yesOikos, Volume 2026, Issue 9, September 2026.
Seed dispersal by frugivores is a central process linking plant reproduction, animal foraging, population persistence, and ecosystem resilience. Currently, the spatial template sustaining these interactions is rapidly reconfigured by habitat loss and fragmentation promoted by human activity.
Eliana Cazetta, Paulo R. Guimarães Jr
wiley   +1 more source

Dwarf mistletoes [PDF]

open access: yes, 2007
This is a poster describing dwarf ...
Colorado State Forest Service, author
core  

Climate change can disrupt ecological interactions in mysterious ways: Using ecological generalists to forecast community-wide effects

open access: yesClimate Change Ecology, 2021
Ecological interactions are the backbone of biodiversity. Like individual species, interactions are threatened by drivers of biodiversity loss, among which climate change operates at a broader scale and can exacerbate the effects of land-use change ...
Francisco E. Fontúrbel   +3 more
doaj   +1 more source

Speciation with gene flow

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 5, Page 1476-1499, September 2026.
Biodiversity is threatened by human activities, with extinction debt accumulating rapidly. Many of these activities change the connectivity of populations, fragmenting existing population systems or bringing previously isolated populations or species into contact.
Zhiqin Long   +7 more
wiley   +1 more source

A Case Report on Rehabilitation of the Asiatic Black Bear (Ursus thibetanus ussuricus) in the Wild 亚洲黑熊 (Ursus thibetanus ussuricus) 野外放归野化案例报告

open access: yesWildlife Letters, Volume 4, Issue 3, Page 139-148, September 2026.
Asiatic black bears in Russia face conservation threats such as habitat destruction and fragmentation, which exacerbate food shortages caused by crop failures. This study explores an innovative approach to rehabilitating bears that abandon hibernation in mid‐winter due to extreme exhaustion by providing supplemental food near their den sites.
Sergey A. Kolchin   +2 more
wiley   +1 more source

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