• Predator-scale spatial analysis of intra-patch prey distribution reveals the energetic drivers of rorqual whale super-group formation 

  Cade, David E.; Seakamela, S. Mduduzi; Findlay, Ken P.; Fukunaga, Julie; Kahane-Rapport, Shirel R.; Warren, Joseph D.; Calambokidis, John; Fahlbusch, James A.; Friedlaender, Ari S.; Hazen, Elliott L.; Kotze, Deon; McCue, Steven; Meyer, Michael; Oestreich, William K.; Oudejans, Machiel G.; Wilke, Christopher; Goldbogen, Jeremy A. (Wiley, 2021-04)

  Animals are distributed relative to the resources they rely upon, often scaling in abundance relative to available resources. Yet, in heterogeneously distributed environments, describing resource availability at relevant ...
• Non-invasive hormone monitoring as a robust method for determining adrenocortical activity in injured, emaciated and oil-contaminated African penguins undergoing rehabilitation 

  Scheun, Juan; Ludynia, K.; Snyman, A.; Ganswindt, Andre (Elsevier, 2021-03)

  Anthropogenic activity is a major driver of seabird injury and mortality in the 21st century. Although most seabirds perish within the natural environment as a result of human activities, some are rescued and admitted to ...
• Decadal shift in foraging strategy of a migratory southern ocean predator 

  Van den Berg, Gideon Leon; Vermeulen, Els; Valenzuela, Luciano O.; Berube, Martine; Ganswindt, Andre; Grocke, Darren R.; Hall, Grant; Hulva, Pavel; Neveceralova, Petra; Palsboll, Per J.; Carroll, Emma L. (Wiley, 2021-03)

  Rapid anthropogenic environmental change is expected to impact a host of ecological parameters in Southern Ocean ecosystems. Of critical concern are the consequences of these changes on the range of species that show ...
• Scales of our lives : sex identification of Temminck's pangolin (Smutsia temminckii) using scales retrieved out of the illegal wildlife trade 

  Blecher, Arantxa S.; Ganswindt, Andre; Scheun, Juan (Elsevier, 2021-07)

  Pangolins are the most trafficked wild mammals, with their scales in high demand. Scales are often the only part of the animal confiscated from the trade, but they represent accessible material for forensic investigations, ...
• Effects of coat color pattern and sex on physiological traits and heat tolerance of indigenous goats exposed to solar radiation 

  Baenyi, Simon Patrick; Birindwa, Ahadi Bwihangane; Mutwedu, Valence Bwana; Mugumaarhahama, Yannick; Munga, Arthur; Mitima, Bienfait; Kamgang, Vanessa Wandja; Ayagirwe, Rodrigue Basengere Balthazar (Malque Publishing, 2020-04-07)

  In this century, climate change is one of the major problems affecting livestock productivity. This study aimed at evaluating the effect of body coat color pattern and sex on heat regulation and heat stress tolerance ...
• Drinking made easier : honey bee tongues dip faster into warmer and/or less viscous artificial nectar 

  Shi, Lianhui; Nicolson, Sue W.; Yang, Yunqiang; Wu, Jianing; Yan, Shaoze; Wu, Zhigang (Company of Biologists, 2020)

  Optimal concentrations for nectar drinking are limited by the steep increase in the viscosity of sugar solutions with concentration. However, nectar viscosity is inversely related to temperature, which suggests advantages ...
• Eavesdropping of an African ground squirrel on the heterospecific alarm calls of a noisy ground-nesting bird 

  Waterman, J.M. (Jane); Mai, Monica (Wiley, 2020-12)

  Animals gather information about their environment from a variety of sources to enable adaptive decision-making behaviour. Eavesdropping on heterospecific alarm calls enhances predator avoidance, reduces time spent vigilant ...
• Genome sequences of three African swine fever viruses of genotypes I, III, and XXII from South Africa and Zambia, isolated from ornithodoros soft ticks 

  Ndlovu, S.; Williamson, A.-L.; Malesa, R.; Van Heerden, J.; Boshoff, Carin I.; Bastos, Armanda D.S.; Heath, L.; Carulei, O. (American Society for Microbiology, 2020-03-05)

  Here, we report the draft genome sequences of three African swine fever viruses isolated from Ornithodoros soft ticks. Isolates LIV 5/40 (Zambia), SPEC 57 (South Africa), and RSA/2/2008 (South Africa) belong to genotypes ...
• A list of spider species found in the Addo Elephant National Park, Eastern Cape province, South Africa 

  Dippenaar-Schoeman, Anna S. (Anna Sophia), 1948-; Wiese, Linda; Foord, Stefan H.; Haddad, Charles R. (AOSIS Open Journals, 2020-04-02)

  The knowledge of spiders in the Eastern Cape province lags behind that of most other South African provinces. The Eastern Cape province is renowned for its conservation areas, as the largest part of the Albany Centre of ...
• Vaccination against GnRH as a prelude to surgical castration of horses 

  Birrell, John R.; Schulman, M.L. (Martin); Botha, A.E. (Alma); Ganswindt, Andre; Fosgate, Geoffrey T.; Bertschinger, H.J. (Hendrik Jan) (Wiley, 2021)

  BACKGROUND : Surgical castration is one of the most frequently performed surgeries in horses and is associated with various post-surgical complications ranging in severity. OBJECTIVES : We investigated the effects of ...
• Calpurnia aurea (Aiton) benth extracts reduce quorum sensing controlled virulence factors in Pseudomonas aeruginosa 

  Cosa, Sekelwa; Rakoma, Jostina R.; Yusuf, Abdullahi Ahmed; Tshikalange, T.E. (Thilivhali Emmanuel) (MDPI Publishing, 2020-05-13)

  Pseudomonas aeruginosa is the causative agent of several life-threatening human infections. Like many other pathogens, P. aeruginosa exhibits quorum sensing (QS) controlled virulence factors such as biofilm during disease ...
• The phytopathogenic fungus Sclerotinia sclerotiorum detoxifies plant glucosinolate hydrolysis products via an isothiocyanate hydrolase 

  Chen, Jingyuan; Ullah, Chhana; Reichelt, Michael; Beran, Franziska; Yang, Zhi-Ling; Gershenzon, Jonathan; Hammerbacher, Almuth; Vassao, Daniel G. (Nature Publishing Group, 2020-06-18)

  Brassicales plants produce glucosinolates and myrosinases that generate toxic isothiocyanates conferring broad resistance against pathogens and herbivorous insects. Nevertheless, some cosmopolitan fungal pathogens, such ...
• Eco-climatic matching to guide foreign exploration and optimal release strategies for biological control agents of Rastrococcus iceryoides in Africa and Asia 

  Tanga, Mbi Chrysantus; Ghemoh, Changeh J.; Tonnang, Henri E.Z.; Suresh, Seetharaman; Kimathi, Emily K.; Mohamed, Samira A.; Govender, Prem; Dubois, Thomas; Ekesia, Sunday (Elsevier, 2021-07)

  Rastrococcus iceryoides (Green) (Homoptera: Pseudococcidae) is a major invasive pest of several horticultural crops [in Africa and Asia, outside its native range in India], with damage levels ranging from 30% to complete ...
• Botanical gardens as key resources and hazards for biosecurity 

  Wondafrash, Mesfin; Wingfield, Michael J.; Wilson, John R.U.; Hurley, Brett Phillip; Slippers, Bernard; Paap, Trudy (Springer, 2021-06)

  Biodiversity and economic losses resulting from invasive plant pests and pathogens are increasing globally. For these impacts and threats to be managed effectively, appropriate methods of surveillance, detection and ...
• Is it best on the nest? Effects of avian life-history on haemosporidian parasitism 

  Ganser, Claudia; Monadjem, Ara; McCleery, Robert A.; Ndlela, Thandeka; Wisely, Samantha M. (Elsevier, 2020-12)

  Infectious diseases vary in prevalence and pathology among host species. Species may differ in prevalence of infection due to varying exposure and susceptibility to disease agents throughout their lifetime, which may ...
• Impact of horizontal edge–interior and vertical canopy–understory gradients on the abundance and diversity of bark and woodboring beetles in survey traps 

  Sweeney, Jon.; Hughes, Cory.; Webster, Vincent.; Kostanowicz, Chantelle.; Webster, Reginald.; Mayo, Peter.; Allison, Jeremy D. (MDPI, 2020-09)

  Semiochemical-baited intercept traps are important tools used to collect information about the presence/absence and population dynamics of forest insects. The performance of these tools is influenced by trap location ...
• Wildness, infinity and freedom 

  Child, Matthew F. (Elsevier, 2021-08)

  Biodiversity risks losing relevance in an increasingly urbanised, unequal and disembodied world. Beyond basic material needs, we might gain the greatest well-being from eudaimonia – the freedom to flourish and live ...
• Effect of sex, age and morphological traits on tethered flight of Bactrocera dorsalis (Hendel) (Diptera: Tephritidae) at different temperatures 

  Makumbe, L.D.M. (Louisa); Moropa, T.P. (Thabang); Manrakhan, Aruna; Weldon, Christopher William (Wiley, 2020-09)

  The oriental fruit fly, Bactrocera dorsalis (Hendel) (Diptera: Tephritidae), is a pest of fruit and vegetable production that has become established in 42 countries in Africa after its first detection in 2003 in Kenya. It ...
• Methodological considerations for using fecal glucocorticoid metabolite concentrations as an indicator of physiological stress in the brown bear (Ursus arctos) 

  Dalerum, Fredrik; Ganswindt, Andre; Palme, Rupert; Bettega, Chiara; Del Mar Delgado, María; Dehnhard, Martin; Freire, Susana; Gonzalez, Ricardo Garcia; Marcos, Jaime; Miranda, Maria; Vazquez, Víctor M.; Corominas, Teresa Sanchez; Huerta, Jose Tunon; Zedrosser, Andreas; Ordiz, Andres; Penteriani, Vincenzo (University of Chicago Press, 2020-03-31)

  Reliable methods to measure stress-related glucocorticoid responses in free-ranging animals are important for wildlife management and conservation. Such methods are also paramount for our ability to improve our knowledge ...
• Temporal flexibility in activity rhythms of a diurnal rodent, the ice rat (Otomys sloggetti) 

  Oosthuizen, Maria Kathleen (Taylor and Francis, 2020)

  Diurnality in rodents is relatively rare and occurs primarily in areas with low nighttime temperatures such as at high altitudes and desert areas. However, many factors can influence temporal activity rhythms of animals, ...

View more