- A number of amphibians, including the eft of the Eastern Newt, respond when threatened by predators with what is called the Unken reflex where they arch their back, raise their head and tail, and b...www.troyrecord.com/2010/08/25/nature-the-unusual-life-cycle-of-the-eastern-ne…
an unusual display known as the “unken reflex” (see photo), inform predators of Newt toxicity – especially potent in the red eft stage. An unken reflex is distinguished by a U-shaped posture with the tail and chin lifted high into the air. This behavior may be triggered by tapping a Newt on …
salamanders, Brodie (1983) classified the Unken reflex as ‘low-intensity’ when only the tail but not the chin is elevated, and ‘high-intensity’ when both tail and chin are elevated to display most of …
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The role of corticosterone and toxicity in the antipredator behavior …
2015年3月1日 · To display this coloring, newts utilize the unken reflex, in which their head and tail curve upwards and often touch each other (Fig. 1). This behavior effectively shows the …
- 作者: Lorin A. Neuman-Lee, Amber N. Stokes, Sydney Greenfield, Gareth R. Hopkins, Edmund D. Brodie, Susann...
- Publish Year: 2015
Unkenreflex - Wikipedia
Unkenreflex – interchangeably referred to as unken reflex (Unke is the German word for fire-bellied toads) – is a defensive posture adopted by several branches of the amphibian class – including salamanders, toads, and certain species of frogs. Implemented most often in the face of an imminent attack by a predator, unkenreflex is characterized by the subject’s contortion or arching of its body t…
Wikipedia · CC-BY-SA 许可下的文字- 预计阅读时间：3 分钟
behavior for rough-skinned newts (Taricha granulosa) is the unken reflex. When threatened, rough- skinned newts curl up to expose a brightly colored ventral side (Image 1 and 2). The …
- 作者: Sydney Greenfield
- Publish Year: 2014
The role of corticosterone and toxicity in the antipredator behavior …
2015年3月1日 · We tested the interaction among different phases in the HPA axis response, the unken reflex duration, and basal TTX levels. We hypothesized that increased unken reflex …
Warren County Wildlife: Eastern red-spotted newt - nj.com
2013年6月4日 · The Eastern spotted Newt, New Jersey’s only newt species, starts off its life as an egg, laid individually, wrapped inside the leaf of an aquatic plant in Spring, left to develop on …
herpetology practical 1 Flashcards - Quizlet
Study with Quizlet and memorize flashcards containing terms like paedomorphism, cryptobranchidae, Eastern Hellbender and more.
(PDF) Herpetoculture Notes: NOTOPHTHALMUS VIRIDESCENS …
2023年4月29日 · employed across various anuran groups, the unken reflex is an uncommon antipredator strategy that involves contortion of the body and tensing of the limbs, usually to …
Unken Reflex or Posture (in CC amphib glossary)
2006年3月3日 · Unken Reflex or Posture: A defensive or anti-predatory posture characterized by arching of the salamander’s back, elevated and arched head and tail which displays the …
