560 research outputs found

    Eunectes murinus gigas (Northern Green Anaconda) Cannibalism

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    There are very few reported instances of true intraspecific cannibalism amongst the ooids (Mitchell 1986. Cannibalism in Reptiles: A Worldwide Review. SSAR Herpetol. Cire. No. 15:1-37)

    Erroneous environs or aberrant activities? Reconciling unexpected collection localities for three New Guinea Worm-eating Snakes (Toxicocalamus, Serpentes, Elapidae) using historical account

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    Permission granted from editor to include publisher's pdf file.In contrast to birds and large mammals, which can usually be observed and recognized using binoculars and field guides, many reptile and amphibian species are secretive, rarely seen, and difficult to identify from a distance. The characters that separate closely related snakes or lizards often revolve around some finite details of the head or body scalation rather than highly visible color patterns, and these are essentially impossible to discern without close inspection; sometimes these characteristics are difficult to determine even up close, without magnification. Therefore, while many bird and mammal distribution maps may be compiled from non-invasive observations, often by armies of experienced amateurs, the ranges of many reptile species often depend on the locality data that should accompany museum specimens whose identity has been established. If such data are inaccurate or erroneous, it may then easily lead to misconceptions regarding the range and conservation status of a particular species – to use a computing term, garbage in, garbage out

    First record for the genus Antaresia (Squamata: Pythonidae) from Papua New Guinea

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    On 11 August 2000, during the filming of a documentary in Western Province, Papua New Guinea (PNG), the authors flew from Darn Island to the disused airstrip at Weam (141°07'E, 08°37'S), ca. 33 km E of the Indonesian border (Fig. 1). While searching among discarded metal sheeting on the edge of the Weam runway, we found a small Antaresia and two skin sloughs, likely to have come from the same snake, between two upright layers of corrugated sheeting (Fig. 2). The specimen is the first representative of the genus to be found in New Guinea and the first recorded outside Australia.Published versio

    Courtship entanglements: a first report of mating behavior and sexual dichromatism in the Southeast Asian keel-bellied whipsnake, Dryophiops rubescens

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    We describe the first observations of courtship behavior and sexual dichromatism in the keel-bellied whipsnake, Dryophiops rubescens, from an encounter near Sandakan, eastern Sabah, Borneo, Malaysia. During this behavior, two males and a female were longitudinally intertwined, with the males jockeying for position along the body of the female. This “mating braid” lasted for well over 1 h, with the entwined snakes moving a distance of over 10 m together. While polygynous mating is known from other snake species, direct observations of mating behaviors in Southeast Asian colubrids are extremely rare. These observations also revealed the presence of sexual dichromatism in D. rubescens, with darker head coloration present in the males

    „Ich zeig dir meine Briefmarkensammlung‟ : Ein personliches Abenteuer in der herpetologischen Philatelie

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    Article published in Sekretär in October 2022. Translated into German by Sven Mecke.Motivphilatelie ist das Sammeln von Briefmarken zu einem bestimmten Thema, in diesem Fall Briefmarken mit Amphibien und Reptilen, von denen es buchstablich Tausende gibt. Dieser Artikel befasst sich mit ikonischen Briefmarkensatzen, die viele von uns in ihrer Jugend besessen haben oder an die sie sich zumindest erinnern, thematisiert aber auch jiingst erschienene Briefmarkenausgaben. Von der Wiederentdeckung der eigenen Briefmarkensammlung aus der Kindheit, iiber die Zusammenstellung von Marken zu kleinen Kunstwerken, werden wunderschon gestaltete Marken prasentiert, bei denen die abgebildeten Tiere leicht bis auf die Art bestimmt werden konnen. Diese Abbildungen waren auch in einem Bestimmungsbuch nicht fehl am Platz. Andere Abbildungen hingegen sind so schlecht, dass allein die scheu£lichen Motive den Charme der Briefmarken ausmachen. Dieser Artikel geht auf einen Vortrag zuriick, den der Autor auf der LGHTTagung in Marburg im Mai 2022 gehalten hat. Falls dieser Vortrag und / oder der vorliegende Artikel die Zuhorer"innen bzw. Leser*innen dazu veranlasst hat, auf ihren Dachboden nach verstaubten und einst aufgegebenen Briefmarkenalben aus der Jugendzeit zu suchen, kann wohl ein Erfolg verzeichnet werden. Thematic stamp collecting is the collecting of postage stamps relating to a specific subject, in this case stamps featuring amphibians and reptiles - there are literally thousands of them out there. The article explores iconic sets that many of us will have owned or at least remembered from their youth, through to some of the most recent issues of herp stamps. It follows the author's rediscovery of his childhood stamp collection and its transition into little artworks of herpetological thematics, presenting beautifully rendered images of animals that can be easily identified down to species and which would not look out of place in a field guide, to some that are so bad that their very awfulness is their charm. This article came out of a lecture presented by the author at the LGHT meeting in Marburg in May 2022 and if either that lecture or this article sent members scurrying into their attics to locate their dusty and long abandoned stamp albums of youth it will have been successful
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