A5061753300- Animal Behavior and Reproduction
- Plant and animal studies
- Telomeres, Telomerase, and Senescence
- Avian ecology and behavior
- Species Distribution and Climate Change
- Genetic and phenotypic traits in livestock
- Genomics and Phylogenetic Studies
- Bat Biology and Ecology Studies
- Genetics, Aging, and Longevity in Model Organisms
- Birth, Development, and Health
- Primate Behavior and Ecology
- Ecology and Vegetation Dynamics Studies
- Biomedical Text Mining and Ontologies
- Fish Ecology and Management Studies
- Environmental DNA in Biodiversity Studies
- Phytoplasmas and Hemiptera pathogens
- Evolutionary Psychology and Human Behavior
- Wildlife Ecology and Conservation
- Physiological and biochemical adaptations
- Viral Infections and Vectors
- Insect and Arachnid Ecology and Behavior
- Evolutionary Game Theory and Cooperation
- Aquaculture disease management and microbiota
- Stress Responses and Cortisol
- Exercise and Physiological Responses
Monash University
2016-2023
Australian Regenerative Medicine Institute
2021
Universidad Nacional de San Agustin de Arequipa
2020
The widely held assumption that any important scientific information would be available in English underlies the underuse of non-English-language science across disciplines. However, is expected to bring unique and valuable information, especially disciplines where evidence patchy, for emergent issues synthesising an urgent challenge. Yet such contribution communities application rarely quantified. Here, we show studies provide crucial informing global biodiversity conservation. By screening...
Abstract Poor conditions during early development can initiate trade‐offs that favour current survival at the expense of somatic maintenance and subsequently, future reproduction. However, mechanisms link late life‐history are largely unknown. Recently it has been suggested telomeres, nucleoprotein structures terminal end chromosomes, could early‐life to lifespan fitness. In wild purple‐crowned fairy‐wrens, we combined measurements nestling telomere length (TL) with detailed data investigate...
Changes in climate are shifting the timing of life cycle events natural world. Compared to northern temperate areas, these effects relatively poorly understood tropical and southern regions, where there is limited information on how breeding food availability affected by climatic factors, patterns activity more unpredictable within between years. Combining a new statistical modelling approach with 5 years continuous individual-based monitoring monsoonal insectivorous bird, we quantified (a)...
Extra-pair paternity (EPP), where offspring are sired by a male other than the social male, varies enormously both within and among species. Trying to explain this variation has proved difficult because majority of interspecific is phylogenetically based. Ideally, in EPP should be investigated closely related species, but clades with sufficient rare. We present comprehensive multifactorial test individuals 20 populations nine species over 89 years from single bird family (Maluridae). Females...
Divorce can be an important behavioral strategy to improve fitness. This is particularly relevant for species that are territorial year-round with continuous partnerships, where individuals face constraints on partner choice due limited vacancies and dispersal opportunities. We tested several hypotheses divorce in such a species, the cooperatively breeding bird Malurus coronatus. Based 9 years of detailed information survival 317 pairs, we whether driven by inbreeding avoidance, better or...
Although crucial for host survival when facing persistent parasite pressure, costly immune functions will inevitably compete resources with other energetically expensive traits such as reproduction. Optimizing, but not necessarily maximizing, function might therefore provide net benefit to overall fitness. Evidence associations between fitness and is relatively rare, limiting our potential understand ultimate costs of investment. Here, we assess how measures constitutive (haptoglobin,...
Telomeres are protective, nucleoprotein structures at the end of chromosomes that have been associated with lifespan across taxa. However, extent to which these associations can be attributed absolute length vs. rate telomere shortening prior sampling remains unresolved. In a longitudinal study, we examined relationship between lifespan, and in wild, purple-crowned fairy-wrens (Malurus coronatus coronatus). To this end, measured using quantitative polymerase chain reaction blood 59...
Telomere length (TL) shortens with age but telomere dynamics can relate to fitness components independent of age. Immune function often relates such and also interact telomeres. Studying the link between TL immune may therefore help us understand telomere-fitness associations. We assessed relationships erythrocyte four indices (haptoglobin, natural antibodies (NAbs), complement activity (CA) heterophil-lymphocyte (HL) ratio; n = 477-589), from known-aged individuals a wild passerine (Malurus...
Abstract The widely held assumption that any important scientific information would be available in English underlies the underuse of non-English-language science across disciplines. However, is expected to bring unique and valuable information, especially disciplines where evidence patchy, for emergent issues synthesising an urgent challenge. Yet such contribution communities application rarely quantified. Here we show studies provide crucial informing global biodiversity conservation. By...
Investment in immune function can be costly, and life-history theory predicts trade-offs between other physiological demands. Environmental heterogeneity may constrain or change the optimal strategy thereby alter baseline (possibly mediated by stress responses). We tested several hypotheses relating variation climatic, ecological, social environments to chronic levels of innate immunity a wild, cooperatively breeding bird, purple-crowned fairy-wren (Malurus coronatus coronatus). From samples...
The evolution of conspicuous male traits is thought to be driven by female mate choice or male-male competition. These two mechanisms are often viewed as distinct processes, with most studies focusing on choice. However, both sexual selection can act simultaneously the same trait (i.e., dual function) and/or interact in a synergistic conflicting way. Dual-function commonly assumed originate through competition before being used choice; yet, such could not determine direction change, lacking...
Social interactions shape relationships between individuals in complex societies. Affiliative are associated with benefits and strengthen social bonds, while aggressive costly negatively affect bonds. Individuals may attempt to reduce encounters through submissive displays directed at higher-ranking individuals. Thus, fine-scale patterns of affiliative, aggressive, reflect beneficial within groups, providing insight into the group living mechanisms conflict resolution. So far, however, most...
The evolution of male ornamentation has long been the focus sexual selection studies. However, evidence is accumulating that sexually selected traits can also be lost, although process ill-understood. In fairy-wrens (Malurus spp.), early molt into seasonal breeding plumage critical for obtaining extra-pair paternity (EPP), which reaches very high levels in these socially monogamous songbirds. A notable exception purple-crowned fairy-wren, Malurus coronatus, which, like its congeners, breeds...
Telomeres are protective, nucleoprotein structures at the end of chromosomes that have been associated with lifespan across taxa. However, extent to which these associations can be attributed absolute length versus rate telomere shortening prior sampling remains unresolved. In a longitudinal study, we examined relationship between lifespan, and in wild, purple-crowned fairy-wrens (Malurus coronatus coronatus). To this end, measured using qPCR blood 59 individuals sampled as nestling 4-14...
In cooperative breeders, individuals forego independent reproduction and help others raise offspring. Helping is proposed to be driven by indirect benefits from raising relatives, and/or direct additional recruits or helping itself. We propose that consideration of social context also important, in particular the characteristics breeding pair: may serve lighten workload of—or maintain bonds with—breeders (e.g. kin, potential mates) who turn can offer helpers prolonged nepotism, future...
AbstractAging is associated with declines in physiological performance; declining immune defenses particularly could have consequences for age-related fitness and survival. In aging vertebrates, adaptive (memory-based) responses typically become impaired, innate (nonspecific) undergo lesser declines, inflammation increases. Longitudinal studies of functions wild animals are rare, yet they needed to understand immunosenescence under evolutionarily relevant conditions. Using longitudinal data...
Abstract Riparian habitats provide refuge for unique plant and animal assemblages. Many riparian in arid ecosystems have lost most of their vegetation associated fauna, due to a reduction original extension by land transformation. Using case study from the subtropical desert Peru, we quantified avian richness, diversity abundance resident species twelve sites with varying degree anthropogenic impact, using an index (A.I.) as proxy alteration vegetation. Sites lower values A.I. were those...
The widely held assumption that any important scientific information would be available in English underlies the underuse of non-English-language science across disciplines. However, is expected to bring unique and valuable information, especially disciplines where evidence patchy, for emergent issues synthesising an urgent challenge. Yet such contribution communities application rarely quantified. Here, we show studies provide crucial informing global biodiversity conservation. By screening...