Results 21 to 30 of about 6,507 (221)

Constraints on Frugivory by Bears

open access: yesEcology, 1997
Bears consuming wild fruits for fall energy accumulation are constrained by several factors, including intake rate, the physiological capacity of the gastrointestinal tract, and the metabolic efficiency of gain in body mass. We measured these relationships through foraging and feeding trials using captive and wild black bears (Ursus americanus) and ...
Welch, Christy A.   +3 more
openaire   +2 more sources

The role of Macaca spp (primates Cercopithecidae) in seed dispersal networks [PDF]

open access: yes, 2013
peer ...
Albert, Aurélie   +2 more
core   +1 more source

Frugivory and seed dispersal by the yellow-throated marten (Martes flavigula), in a subtropical forest of China [PDF]

open access: yes, 2008
The yellow-throated marten, Martes flavigula, is the only living species of the genus Martes found in subtropical and tropical forests (Harrison et al. 2004). It is distributed throughout central and southern Asia in a wide variety of habitats.
Newman, Chris   +4 more
core   +1 more source

Local bird traits match fruit traits of two alien plants in urban fruit-frugivore interactions

open access: yesEcología Austral, 2023
Bird-mediated seed dispersal enhances invasions of many alien plant species. Typically, this mutualism is composed of a generalist assemblage of frugivorous birds in which morphological trait matching between bird and plant species is often thought to ...
Facundo X. Palacio, Diego Montalti
doaj   +1 more source

Earliest Palaeocene purgatoriids and the initial radiation of stem primates [PDF]

open access: yesRoyal Society Open Science, 2021
Plesiadapiform mammals, as stem primates, are key to understanding the evolutionary and ecological origins of Pan-Primates and Euarchonta. The Purgatoriidae, as the geologically oldest and most primitive known plesiadapiforms and one of the oldest known ...
Gregory P. Wilson Mantilla   +9 more
doaj   +1 more source

Fruit scent and observer colour vision shape food-selection strategies in wild capuchin monkeys [PDF]

open access: yes, 2019
The senses play critical roles in helping animals evaluate foods, including fruits that can change both in colour and scent during ripening to attract frugivores.
Endo, Mizuki   +9 more
core   +1 more source

Invasive ants disrupt frugivory by endemic island birds [PDF]

open access: yesBiology Letters, 2009
Biological invasions can alter direct and indirect interactions between species, generating far-reaching changes in ecological networks that affect key ecological functions. We used model and real fruit assays to show that the invasion and formation of high-density supercolonies by the yellow crazy ant (YCA), Anoplolepis ...
Davis, Naomi E.   +3 more
openaire   +2 more sources

Reconciling natural history and species ecology: Myristica beddomei (Myristicaceae) in the Western Ghats, India. [PDF]

open access: yes, 2013
Natural history is an important component of any ecological or conservation research. Very often this is not given adequate attention, and observations on the genera or species are often generalized to other, supposedly similar, congeneric species.
Chetana, HC, Ganesh, T
core   +1 more source

Blue-and-yellow Macaw (Ara ararauna; Linnaeus, 1758) and its novel and major food, Terminalia catappa L. seeds, in an urban area in Central Brazil [PDF]

open access: yesBrazilian Journal of Biology
Blue-and-yellow Macaws in Três Lagoas City (State of Mato Grosso do Sul, Brazil) have utilized Terminalia catappa seeds increasingly, after rarely eating this resource fifteen years ago.
J. Ragusa-Netto
doaj   +1 more source

Functional Redundancy and Complementarities of Seed Dispersal by the Last Neotropical Megafrugivores [PDF]

open access: yes, 2013
Background: Functional redundancy has been debated largely in ecology and conservation, yet we lack detailed empirical studies on the roles of functionally similar species in ecosystem function.
Bueno, R.   +6 more
core   +6 more sources

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