Search Results - "O'Dowd, Dennis J"

Interference competition by Argentine ants displaces native ants: implications for biotic resistance to invasion by Rowles, Alexei D, O'Dowd, Dennis J

“…The Argentine ant Linepithema humile (Dolichoderinae) is one of the most widespread invasive ant species in the world. Throughout its introduced range, it is…”
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New mutualism for old: indirect disruption and direct facilitation of seed dispersal following Argentine ant invasion by Rowles, Alexei D, O'Dowd, Dennis J

“…The indirect effects of biological invasions on native communities are poorly understood. Disruption of native ant communities following invasion by the…”
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Land crabs as key drivers in tropical coastal forest recruitment by Lindquist, Erin Stewart, Krauss, Ken W., Green, Peter T., O'Dowd, Dennis J., Sherman, Peter M., Smith III, Thomas J.

“…ABSTRACT Plant populations are regulated by a diverse assortment of abiotic and biotic factors that influence seed dispersal and viability, and seedling…”
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Ant interceptions reveal roles of transport and commodity in identifying biosecurity risk pathways into Australia by Suhr, Elissa L., O'Dowd, Dennis J., Suarez, Andrew V., Cassey, Phillip, Wittmann, Talia A., Ross, Joshua V., Cope, Robert C.

“…We obtained 14,140 interception records of ants arriving in Australia between 1986 and 2010 to examine taxonomic and biogeographic patterns of invasion. We…”
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Impacts of an invasive willow (Salix × rubens) on riparian bird assemblages in south-eastern Australia by HOLLAND-CLIFT, SARAH, O'DOWD, DENNIS J, MAC NALLY, RALPH

“…We explored how a woody plant invader affected riparian bird assemblages. We surveyed 15 200-m-long transects in riparian zones in a much-changed landscape of…”
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Impacts of the invasive Argentine ant on native ants and other invertebrates in coastal scrub in south-eastern Australia by ROWLES, ALEXEI D, O'DOWD, DENNIS J

“…Invasive ants threaten native biodiversity and ecosystem function worldwide. Although their principal direct impact is usually the displacement of native ants,…”
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Secondary Invasions: Implications of Riparian Restoration for In-Stream Invasion by an Aquatic Grass by Loo, Sarina E, Mac Nally, Ralph, O'Dowd, Dennis J, Lake, P.S

“…The complex nature of ecosystems with multiple invaders requires whole-system approaches to ecosystem management. Undesirable, unintended secondary effects may…”
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Recruitment dynamics in a rainforest seedling community: context-independent impact of a keystone consumer by Green, Peter T, O'Dowd, Dennis J, Lake, P. S

“…The influence of keystone consumers on community structure is frequently context-dependent; the same species plays a central organising role in some…”
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Invasive ants disrupt frugivory by endemic island birds by Davis, Naomi E., O'Dowd, Dennis J., Mac Nally, Ralph, Green, Peter T.

“…disrupt frugivory by endemic birds on Christmas Island, Indian Ocean. The overall handling rates of model fruits by birds were 2.2–2.4-fold lower in…”
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Genetic structure, behaviour and invasion history of the Argentine ant supercolony in Australia by Suhr, Elissa L., O’Dowd, Dennis J., McKechnie, Stephen W., Mackay, Duncan A.

“…Biological invasions have significant ecological, evolutionary and economic consequences. Ants are exemplary invaders and their invasion success is frequently…”
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Multiple scale analysis of factors influencing the distribution of an invasive aquatic grass by Loo, Sarina E, Mac Nally, Ralph, O'Dowd, Dennis J, Thomson, James R, Lake, P. S

“…With the expected increase in the spread of invasive species, examination of factors controlling distributions at multiple spatial scales and ecological…”
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Carbohydrate supply drives colony size, aggression, and impacts of an invasive ant by Wittman, Sarah E., O'Dowd, Dennis J., Green, Peter T.

“…Worldwide, the most ecologically damaging invasive ants are associated with introduced honeydew‐producing insects, yet the mechanisms by which this mutualism…”
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Resistance of Island Rainforest to Invasion by Alien Plants: Influence of Microhabitat and Herbivory on Seedling Performance by Green, Peter T., Lake, P.S., O'Dowd, Dennis J.

“…Experiments have promise in determining mechanisms by which communities resist invasion. Growth and survivorship of transplanted seedlings of introduced tree…”
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Invasional 'meltdown' on an oceanic island by O'Dowd, Dennis J., Green, Peter T., Lake, P. S.

“…Islands can serve as model systems for understanding how biological invasions affect community structure and ecosystem function. Here we show invasion by the…”
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Control of seedling recruitment by land crabs in rain forest on a remote oceanic island by Green, P.T. (Australian National University, Canberra, Australia.), O'Dowd, D.J, Lake, P.S

“…We tested the hypothesis that an omnivorous land crab determines the dynamics of seedling recruitment in rain forest on Christmas Island, Indian Ocean. The red…”
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Production and export of the parasitoid Tachardiaephagus somervilli (Chalcidoidea: Encyrtidae), a biological control agent for the yellow lac scale, Tachardina aurantiaca (Hemiptera: Coccoidea: Kerriidae) by Ong, Su Ping, O'Dowd, Dennis J., Green, Peter T.

“…Development and reproduction of the hymenopteran parasitoid Tachardiaephagus somervilli Mahdihassan (Chalcidoidea: Encyrtidae) were studied in its native range…”
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Effects of an Alien Ant Invasion on Abundance, Behavior, and Reproductive Success of Endemic Island Birds by DAVIS, NAOMI E, O'DOWD, DENNIS J, GREEN, PETER T, NALLY, RALPH MAC

“…Biological invaders can reconfigure ecological networks in communities, which changes community structure, composition, and ecosystem function. We investigated…”
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Evolutionarily enlightened management by ASHLEY, Mary V, WILLSON, Mary F, PERGAMS, Oliver R. W, O'DOWD, Dennis J, GENDE, Scott M, BROWN, Joel S

“…Here we review growing evidence that microevolutionary changes may often be rapid and, in many cases, occur on time frames comparable to human disturbance and…”
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Invasional meltdown: Invader-invader mutualism facilitates a secondary invasion by Green, Peter T, O'Dowd, Dennis J, Abbott, Kirsti L, Jeffery, Mick, Retallick, Kent, Mac Nally, Ralph

“…In multiply invaded ecosystems, introduced species should interact with each other as well as with native species. Invader-invader interactions may affect the…”
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Seasonal shifts in macronutrient preferences in supercolonies of the invasive Yellow Crazy Ant Anoplolepis gracilipes (Smith, 1857) (Hymenoptera: Formicidae) on Christmas Island, Indian Ocean by Abbott, Kirsti L, Green, Peter T, O'Dowd, Dennis J

“…The timing and duration of sexual brood production in ants can affect their rate of spread and colony growth. Because protein is key to larval growth, queen…”
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