Boyd T.C. Leupen

ORCID: 0000-0002-5273-8352
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About
Contact & Profiles
Research Areas
  • Wildlife Ecology and Conservation
  • Wildlife Conservation and Criminology Analyses
  • Avian ecology and behavior
  • Identification and Quantification in Food
  • Livestock and Poultry Management
  • Bird parasitology and diseases
  • Species Distribution and Climate Change
  • Ethics in medical practice
  • Primate Behavior and Ecology
  • Global Trade and Competitiveness
  • Animal Ecology and Behavior Studies
  • Fish Biology and Ecology Studies
  • Xenotransplantation and immune response
  • Silkworms and Sericulture Research
  • Turtle Biology and Conservation
  • Philosophical Ethics and Theory
  • Ecology and Vegetation Dynamics Studies
  • Insect and Pesticide Research
  • Animal Behavior and Reproduction
  • Conservation, Biodiversity, and Resource Management
  • Poxvirus research and outbreaks
  • Animal Diversity and Health Studies
  • Animal Disease Management and Epidemiology

Wildlife Conservation Society Canada
2018-2024

Oxford Brookes University
2020-2024

International Union for Conservation of Nature
2022

Wildlife trade, both legal and illegal, is increasingly recognized as a key factor in the rise of emerging viral infectious diseases, this especially apparent Asia, where large numbers wildlife are openly offered for sale bird markets. We here focus on risk Psittacosis becoming zoonotic disease markets Java Bali, Indonesia. particularly prevalent parrots (hence name), trade was instrumental Great Parrot Fever Pandemic 1929/1930. Between 2014 2023, we conducted 176 surveys 14 markets, during...

10.3390/birds5010010 article EN cc-by Birds 2024-03-07

The Convention on the International Trade in Endangered Species of Wild Fauna and Flora (CITES) is most important global initiative to monitor regulate international trade plants animals, but there a lack (retrospective) assessments effectiveness its actions. We here focus Chinese hwamei Garrulax canorus, songbird native south-eastern China northern Lao PDR Vietnam. Prior year 2000, species was heavily traded as an ornamental cage bird, both countries within outside natural range. In effort...

10.1016/j.gecco.2020.e01185 article EN cc-by-nc-nd Global Ecology and Conservation 2020-07-13

Owls are popular pets in Japan, with the country being largest importer of live owls world. Although several studies have looked at welfare implications country's 'owl cafés', scale and scope Japanese owl trade, its potential consequences for conservation, remain largely unexplored. Here we present an overview volumes species found a selection pet stores cafés, based on two physical surveys, online survey, analysis CITES import data. We high number (n=1,914) from large variety (n=49) across...

10.1016/j.japb.2024.03.006 article EN cc-by-nc-nd Journal of Asia-Pacific Biodiversity 2024-05-24

In this article we present a standardized dataset on 6659 songbirds (Passeriformes) highlighting information relevant to species conservation prioritization with main focus support the Convention International Trade in Endangered Species of Wild Fauna and Flora (CITES). Data were collected from both scientific grey literature as well several online databases. The data are structured into six knowledge categories: Conventions Treaties, Human Use, Extinction Risk, Management Opportunities,...

10.1016/j.dib.2021.107093 article EN cc-by Data in Brief 2021-05-07

The Sumatran Laughingthrush (Garrulax bicolor) is an island endemic bird species from Indonesia. Its populations have rapidly decreased over the last decades and where was once widespread, only fragmented now remain. protected on a national level any capture or trade of wild individuals strictly prohibited. Yet, illegal domestic continues to threaten survival this species. Less known about international in Here, we investigate European Union (EU). We opportunistically observed 19 different...

10.1016/j.gecco.2020.e01414 article EN cc-by-nc-nd Global Ecology and Conservation 2020-12-19

The elusive and Critically Endangered silvery pigeon Columba argentina is only found on small offshore islands in western Indonesia Malaysia. Historically, trade records have suggested that, addition to habitat degradation invasive predators, commercial exploitation could be a threat the species. current study confirms this case, with relatively high volume of pigeons offered for sale social media platforms between October December 2021. numbers (at least 10 individuals) observed within...

10.3897/natureconservation.46.80064 article EN cc-by Nature Conservation 2022-02-22

Bird keeping is deeply rooted in Indonesian culture and markets selling large numbers of birds are found across the country. We examined bird Mataram on island Lombok. Across five market visits, 10,326 108 species were observed, with 18 these being nationally protected 10 having been assessed as globally threatened by IUCN Red List Threatened Species. Observed species, well non-protected no or exceeded harvest quotas accounted for a total 8,586 (83.1%) illegally traded birds. In terms trade...

10.33751/injast.v3i1.5127 article EN cc-by-nc-sa Indonesian Journal of Applied Environmental Studies 2022-04-30

Unsustainable commercial exploitation poses a serious threat to many of Vietnam’s native bird species. Here we report on survey the country’s online trade, conducted across four major platforms. Between 9 March and 3 April 2020, total 434 posts were recorded, accounting for 834 individuals at least 50 species, ten which have not been recorded in Vietnamese trade before. Ninety-two percent species Vietnam 18% (n=9) 15% (n=115) individuals, are protected under law. Recorded prices ranged...

10.53562/ajcb.71823 article EN Asian Journal of Conservation Biology 2022-01-01

According to asymmetrical Kantianism, humans, but not animals, should be granted certain inviolable moral rights, including the right treated as ‘ends-in-themselves’. By limiting application of Kantian principles we effectively demote animals status mere means (non-)human ends and pave way for justification unwarranted practices animal exploitation. In this article, I will attempt refute Kantianism by arguing against its underlying idea that possession personhood is a necessary requirement...

10.5553/rp/048647002017059002003 article EN Res Publica 2017-04-01
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