Nuptial pad

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Pelophylax esculentus

A nuptial pad (also known as thumb pad, or nuptial excrescence

epithelial swelling on the forearm and prepollex that aids with grip, which is used primarily by males to grasp (or clasp) females during amplexus.[6] They can also be used in male–male combat in some species.[6]

Historical background

Austrian biologist

Lamarckian evolution.[8]

Examples

Many amphibian species manifest nuptial pads for use in amplexus, an example being the rough-skinned newt, Taricha granulosa.[9]

See also

References

  1. ISBN 978-0-8018-4780-6
    .
  2. ^ "Science & Nature – Wildfacts – Common frog, grass frog". BBC. 2008-07-25. Retrieved 2011-07-14.
  3. ^ "Mertensiella caucasica". AmphibiaWeb. 1999-10-03. Retrieved 2011-07-14.
  4. ^ "Ommatotriton ophryticus". AmphibiaWeb. 2005-10-26. Retrieved 2011-07-14.
  5. ^ "Pleurodeles waltl". AmphibiaWeb. 2002-05-25. Retrieved 2011-07-14.
  6. ^
    ISBN 0-13-100849-8
    .
  7. ^ Koestler, Arthur (1971). The Case of the Midwife Toad. Random House.
  8. ^ [1] Archived September 17, 2008, at the Wayback Machine
  9. ^ C. Michael Hogan (2008). "Rough-skinned Newt (Taricha granulosa)". Globaltwitcher, ed. Nicklas Stromberg. Archived from the original on 2009-05-27.
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