Showing 141 - 160 results of 320 for search '"African elephant"', query time: 0.34s Refine Results
  1. 141

    Inactivity/sleep in two wild free-roaming African elephant matriarchs - Does large body size make elephants the shortest mammalian sleepers? by Nadine Gravett, Adhil Bhagwandin, Robert Sutcliffe, Kelly Landen, Michael J Chase, Oleg I Lyamin, Jerome M Siegel, Paul R Manger

    Published 2017-01-01
    “…The current study provides details of sleep (or inactivity) in two wild, free-roaming African elephant matriarchs studied in their natural habitat with remote monitoring using an actiwatch subcutaneously implanted in the trunk, a standard elephant collar equipped with a GPS system and gyroscope, and a portable weather station. …”
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    Short-read full-length 16S rRNA amplicon sequencing for characterisation of the respiratory bacteriome of captive and free-ranging African elephants (Loxodonta africana) by Lauren C. Martin, Michaela A. O’Hare, Giovanni Ghielmetti, David Twesigomwe, Tanya J. Kerr, Rachiel Gumbo, Peter E. Buss, Natasha Kitchin, Sian M. J. Hemmings, Michele A. Miller, Wynand J. Goosen

    Published 2024-06-01
    “…This study aimed to evaluate the feasibility of a modified 150 bp paired-end full-length 16S rRNA amplicon short-read sequencing technique on the Illumina iSeq 100 and 16S rRNA amplicon assembly workflow by utilising a standard mock microbial community and subsequently performing exploratory characterisation of captive (zoo) and free-ranging African elephant (Loxodonta africana) respiratory microbiota. …”
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    Effects of Positive Reinforcement Training and Novel Object Exposure on Salivary Cortisol Levels under Consideration of Individual Variation in Captive African Elephants (<i>Loxodonta africana</i>) by Susan Hambrecht, Ann-Kathrin Oerke, Michael Heistermann, Johannes Hartig, Paul W. Dierkes

    Published 2021-12-01
    “…The objective of the present study was to determine whether positive reinforcement training (PRT) and exposure to a novel object (NOV) for enrichment induced a salivary cortisol response indicative of activation of the hypothalamic–pituitary–adrenal (HPA) axis and which factors determine individual variation in this regard in captive African elephants. We repeatedly sampled the saliva of ten animals (three zoos) for the analysis of cortisol (SACort) before and up to 60 min (in 10–15 min intervals) after the onset of PRT (three repeats) or NOV (nine repeats), which lasted 10 min. …”
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  12. 152

    Major P.J. Pretorius and the decimation of the Addo elephant herd in 1919-1920: important reassessments by M.T. Hoffman

    Published 1993-09-01
    Subjects: “…African elephant, Loxodonta africana, conservation, hunting, arid savanna, culling, ivory trade…”
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    Vocal Creativity in Elephant Sound Production by Angela S. Stoeger, Anton Baotic, Gunnar Heilmann

    Published 2021-08-01
    Subjects: “…African elephants…”
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