Graden Froese

ORCID: 0000-0002-3145-414X
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About
Contact & Profiles
Research Areas
  • Wildlife Ecology and Conservation
  • Primate Behavior and Ecology
  • Species Distribution and Climate Change
  • Rangeland Management and Livestock Ecology
  • Ecology and Vegetation Dynamics Studies
  • Animal Vocal Communication and Behavior
  • Conservation, Biodiversity, and Resource Management
  • Animal Ecology and Behavior Studies
  • Zoonotic diseases and public health
  • Yersinia bacterium, plague, ectoparasites research
  • melanin and skin pigmentation
  • Animal Behavior and Reproduction
  • Geographies of human-animal interactions
  • Identification and Quantification in Food
  • Plant and animal studies
  • Conservation, Ecology, Wildlife Education
  • Bat Biology and Ecology Studies
  • Forest Management and Policy
  • Marine animal studies overview
  • Avian ecology and behavior
  • Wildlife Conservation and Criminology Analyses

Duke University
2019-2025

Omar Bongo University
2022-2025

Institut Africain d'Informatique
2022-2024

University of British Columbia
2015-2019

Max Planck Institute for Evolutionary Anthropology
2018-2019

Operation Wallacea Trust
2017

Abstract The hill forests of Karen State, Myanmar, were previously inaccessible to biologists and conservationists for security political reasons. We have, however, now been able conduct six surveys across the area, using camera traps, a total 9,511 trap-nights, ascertain presence threatened mammal species. obtained 4,191 records at least 31 species, including 17 categorized as Near Threatened, Vulnerable or Endangered on IUCN Red List. Carnivores especially diverse, with 19 species...

10.1017/s0030605316001113 article EN Oryx 2017-02-06

Abstract Dung beetles are frequently used to assess tropical biodiversity patterns and recovery in human‐modified forests. We conducted a comprehensive dung beetle survey (coprophagous necrophagous communities) within five habitat types, across land‐use gradient, the ecologically biodiverse Osa Peninsula, located Costa Rica's south Pacific. In addition assessing species richness, abundance, biomass, we also assessed community level traits species‐specific responses using generalised joint...

10.1111/icad.12470 article EN cc-by Insect Conservation and Diversity 2021-01-12

Abstract Hunting for bushmeat represents a complex social–ecological system ill‐suited to top‐down management. Community participatory management is an alternative approach with increasing support both ethical and pragmatic reasons. Key community long‐term monitoring: this can catalyse local ownership of cohesion around necessary assess the effects interventions make changes as needed through adaptive Yet community‐driven methods monitor hunting remain underdeveloped: they often fail account...

10.1111/aje.12956 article EN African Journal of Ecology 2022-03-25

Abstract Accurate estimations of animal populations are necessary for management, conservation, and policy decisions. However, methods surveying communities disproportionately represent specific groups or guilds. For example, transect surveys can provide robust data large arboreal species but underestimate cryptic small‐bodied terrestrial species, whereas camera traps have the inverse tendency. The integration information from multiple methodologies would most complete inference on...

10.1002/ecs2.2965 article EN cc-by Ecosphere 2019-12-01

The IUCN Red List of Threatened Species is an extinction risk assessment tool that has guided species conservation over the last five decades. However, as wildlife scientists and conservationists, we argue its influence on global agenda can hinder effective efforts. Here, review limitations misuse in priority setting, which overlook local regional contexts. This result improper allocation resources, especially Global South, where financial resources are limited. In particular, funds directed...

10.22541/au.169945445.50394320/v1 preprint EN Authorea (Authorea) 2023-11-08

The social organization of a group-living animal is defined by balance between group dynamic events such as formation, dissolution, and dispersal stability in membership over time. Understanding these processes, which are relevant for questions ranging from disease transmission patterns to the evolution polygyny, requires long-term monitoring multiple units Because all great ape species long-lived elusive, number studies on key aspects limited, especially western lowland gorillas (Gorilla...

10.1002/ajp.22898 article EN American Journal of Primatology 2018-07-19

Summary The Maleo Macrocephalon is a megapode bird endemic to Sulawesi, Indonesia, that lays large eggs at communal nesting grounds in naturally-heated sands or soils. It classified as ‘Endangered’ and many populations have been extirpated due overexploitation of loss connectivity between forest grounds. distribution status across Northern Central Sulawesi are relatively well-established, but almost nothing known about potential South-east Sulawesi. In this study we used previously...

10.1017/s0959270918000333 article EN Bird Conservation International 2019-04-12

Abstract: Anthropogenic edge effects, whereby disturbance strength increases in proximity to ecotone boundaries, are known strongly affect individual species but we lack a general understanding of how they vary by species, type and regional context. We deployed 46 camera-trap stations for total 3545 trap-days at two sites Sulawesi, Indonesia, obtaining 937 detections five vertebrate species. Anoa ( Bubalus spp.) were more abundant near edges, booted macaque Macaca ochreata ) red jungle fowl...

10.1017/s0266467415000450 article EN Journal of Tropical Ecology 2015-09-17

Tropical forests support two-thirds of the world's biodiversity, contribute to global climate regulation, and culture livelihoods forest-dependent people. But much extant tropical forest is subject selective logging hunting - extractive activities that potentially alter ecosystem function species diversity. However, collective impact these threats, especially in context protected vs unprotected areas, not fully understood. Here we assess how vocalizing biodiversity responds different types...

10.2139/ssrn.4703190 preprint EN 2024-01-01

Abstract Past and ongoing vertebrate introductions threaten to rearrange ecological communities in the Indo‐Malay Archipelago, one of Earth's most biodiverse regions. But consequences these translocations are difficult predict. We compared local abundance distributions four tropical mammal lineages that have crossed from Asia Wallacea or New Guinea. The macaques ( Macaca spp.), which naturally Wallace's Line, was higher Sulawesi (east line; mean = 3.7 individuals per camera station, 95% CI...

10.1111/btp.12485 article EN Biotropica 2017-08-24

Genetic estimation of population sizes has been critical for monitoring cryptic and rare species; however, estimates do not inherently reveal the permanence or stability under study. Thus, it is important to monitor only number individuals in a population, but also how they are associated groups those distributed across landscape. Adding challenge obtaining such information with high precision endangered elusive species need long-term collection data. In this study we compare sampling...

10.1007/s10592-019-01209-w article EN cc-by Conservation Genetics 2019-08-12

Abstract Individual motivation for the rural use of common‐pool resources (CPRs) can be fluid, with line between subsistence and commercial often unclear in flux. Implications fluid are understudied yet important social–ecological systems (SESs), such as bushmeat hunting throughout Central Africa that is essential to local protein/nutrition, income culture. Making locally informative predictions multiple SESs nested within a landscape‐scale SES has been historically difficult, but...

10.1002/pan3.10502 article EN cc-by People and Nature 2023-07-16

Abstract Feeding by Critically Endangered forest elephants Loxodonta cyclotis in rural plantations is a conservation issue Gabon, but studies characterizing drivers of spatiotemporal patterns human–elephant interactions remain sparse, hindering mitigation. In this study, we use GPS tracking data from two to characterize temporal village visitation, and surveys 101 local farmers across seven villages determine crop planting harvesting interactions. Local farmers' perceptions elephant...

10.1017/s0030605323000704 article EN cc-by-nc-nd Oryx 2023-12-07

Tropical forests support two-thirds of the world's biodiversity, contribute to global climate regulation, and culture livelihoods forest-dependent people. Much extant tropical forest is subject selective logging hunting - extractive activities that potentially alter ecosystem function species diversity. However, collective impact these threats, especially in context protected vs unprotected areas, not fully understood. Here we assess how vocalizing biodiversity responds hunting, across diel...

10.1016/j.biocon.2024.110726 article EN cc-by-nc-nd Biological Conservation 2024-07-22

The present study aimed to describe partial leucism, which is a pigmentation disorder, in two duiker species: Philantomba monticola and Sylvicapra grimmia. Leucism condition characterized by loss of pigmentation, resulting white or pale patches on the animal's body. This first report leucism subfamily Cephalophinae, includes duikers, similar occurrences may exist other species across their sub-Saharan distribution range. finding highlights potential for further research disorders duikers...

10.15641/bo.1390 article EN cc-by Biodiversity Observations 2023-09-13
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