Joanna Riley

ORCID: 0000-0001-5442-1642
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About
Contact & Profiles
Research Areas
  • Wildlife Ecology and Conservation
  • Animal Ecology and Behavior Studies
  • Transition Metal Oxide Nanomaterials
  • Bat Biology and Ecology Studies
  • Species Distribution and Climate Change
  • Magneto-Optical Properties and Applications
  • Human-Animal Interaction Studies
  • Animal Behavior and Welfare Studies
  • Analytical Chemistry and Sensors
  • Psychology, Coaching, and Therapy
  • Rangeland and Wildlife Management
  • Yersinia bacterium, plague, ectoparasites research
  • Physiological and biochemical adaptations
  • Religion, Gender, and Enlightenment
  • Amphibian and Reptile Biology
  • Biomimetic flight and propulsion mechanisms
  • Insurance, Mortality, Demography, Risk Management
  • Photonic and Optical Devices
  • Historical Studies on Reproduction, Gender, Health, and Societal Changes
  • Insect and Arachnid Ecology and Behavior
  • Zoonotic diseases and public health
  • Theatre and Performance Studies

University of Bristol
2001-2022

University of Cambridge
2016

Abstract Mammals comprise the bulk of diet free‐ranging domestic cats Felis catus (defined as including outdoor pet cats, strays, and feral cats) in most parts their global range. In Australia, predation by introduced has been implicated extinction many mammal species, ongoing decline extant species. Here, we collate a wide range records (including on Australian mammals model traits extant, terrestrial, native species associated with relative likelihood cat predation. We explicitly seek to...

10.1111/mam.12167 article EN Mammal Review 2019-08-19

Abstract The red fox Vulpes vulpes is one of the world’s most widespread carnivores. A key to its success has been broad, opportunistic diet. was introduced Australia about 150 years ago, and within 30 introduction already recognised as a threat livestock native wildlife. We reviewed 85 diet studies (totalling 31693 samples) from throughout species’ geographic range Australia. Mammals were major component diet, being present in 70 ± 19% samples across n = 160 locations. Invertebrates (38 26%...

10.1111/mam.12251 article EN publisher-specific-oa Mammal Review 2021-05-27

Abstract ContextWe recently estimated the numbers of reptiles, birds and mammals killed by cats (Felis catus) in Australia, with these assessments providing further evidence that have significant impacts on Australian wildlife. No previous studies frogs Australia there is limited comparable information from elsewhere world. AimsWe sought to (1) estimate (2) compile a list frog species known be cats. MethodsFor feral cats, we number their frequency occurrence 53 cat dietary (that examined...

10.1071/wr19182 article EN Wildlife Research 2020-01-01

Abstract ContextRecent global concern over invertebrate declines has drawn attention to the causes and consequences of this loss biodiversity. Feral cats, Felis catus, pose a major threat many vertebrate species in Australia, but their effect on invertebrates not previously been assessed. AimsThe objectives our study were (1) assess frequency occurrence (FOO) feral cat diets across Australia environmental geographic factors associated with variation, (2) estimate number consumed by cats...

10.1071/wr19197 article EN Wildlife Research 2020-01-01

The desert locust, Schistocerca gregaria, shows a strong phenotypic plasticity. It can develop, depending upon population density, into either solitarious or gregarious phase that differs in many aspects of behaviour, physiology and morphology. Prominent amongst these differences is locusts have proportionately longer hind femora than locusts. contain the muscles energy-storing cuticular structures propel powerful jumps using catapult-like mechanism. We show jump on average 23% faster 27%...

10.1242/jeb.134445 article EN Journal of Experimental Biology 2016-03-01

Abstract Dasyurids are small mammals that can conserve energy and water by using shelters insulate against extreme conditions, prevent predation, facilitate torpor. To quantify the diurnal sheltering requirements of a poorly known, endangered dasyurid, sandhill dunnart, Sminthopsis psammophila, we radiotracked 40 individuals in Western Australian Great Victoria Desert between 2015 2019. We assessed effect habitat class (broad features), plot-level (the area surrounding each shelter), shelter...

10.1093/jmammal/gyab024 article EN cc-by Journal of Mammalogy 2021-02-13

Abstract Globally, the impacts of anthropogenic climate change can displace species into more favourable climates. Semi‐arid desert specialists, such as sandhill dunnart, Sminthopsis psammophila , are typically susceptible to rainfall deficits, wildfires and extreme temperatures caused by change. We first used maximum entropy (MaxEnt) distribution models (SDMs) predict current S . Between 2016 2018, we ground validated model’s predictions throughout Western Australia, confirming in 18...

10.1111/acv.12696 article EN cc-by Animal Conservation 2021-05-01

A variable optical attenuator based upon a new molybdenum electrochromic compound is described. The device exhibits an attenuation range of >50dB at 1310nm, for drive power 150/spl mu/W, and insertion loss 1.5dB.

10.1109/ofc.2001.928393 article EN 2002-11-13

The Society of Friends, especially in the city Philadelphia, was only group seventeenth century through mid-nineteenth to align themselves with plight those deemed insane, imprisoned, or impoverished. While connection insane seemingly decided on by outside their first-hand experience being thrown into prison simply for Quaker brought light awful conditions within. Women served not as ministers and proponents within movement, but also caregivers nurses institutions created Friends order...

10.15367/pj.v4i1.45 article EN Perceptions 2018-01-16

A variable optical attenuator based upon a new molybdenum electrochromic compound is described. The device exhibits an attenuation range of >50dB at 1310nm, for drive power 150µW, and insertion loss 1.5dB.

10.1364/ofc.2001.wr6 article EN Optical Fiber Communication Conference and International Conference on Quantum Information 2001-01-01

Abstract The conservation of threatened species often requires an examination home range, foraging preferences, and diet. We used radio tracking, global positioning system data loggers, fecal pellet analyses to study the nocturnal ecology endangered desert mammal, sandhill dunnart, Sminthopsis psammophila. Twenty-four individuals were tracked between 2015 2018. mean range area S. psammophila was 70 ha (100% minimum convex polygon). Reproductive males had a 148 ha, whereas ranges all other...

10.1093/jmammal/gyac051 article EN Journal of Mammalogy 2022-05-08
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