First record of thanatosis in the Mesoamerican snake Crisantophis nevermanni Dunn, 1937 (Serpentes: Dipsadinae)

Authors

  • Leonel Edgardo Marineros Sánchez, HN INCEBIO

DOI:

https://doi.org/10.18636/bioneotropical.v7i3.638

Keywords:

Antipredator strategy, Central America, Death-feigning, Defensive behavior, Tonic immobilization, Necromimic

Abstract

Thanatosis is a behavioral adaptation where certain prey species deceive predators by feigning death. Objective: Document two cases of thanatosis that occurred in the Central American snake, Crisantophis nevermanni from Paci c coast of Honduras. Methods: We kept the snakes in a terrarium and documented their behavior. We observed and photographed two instances of thanatosis. Results: Sample 1 shows a display of very frequent tanatosis. The thanatosis displays included: open mouth, immobility, partial cloacal prolapse, defecation, and twisting the front of the body. Conclusion: This is the rst case of thanatosis documented for this species and for any Central American snake. 

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Author Biography

Leonel Edgardo Marineros Sánchez, HN, INCEBIO

Biólogo Investigador

Published

2017-07-10

How to Cite

Marineros Sánchez, L. E. (2017). First record of thanatosis in the Mesoamerican snake Crisantophis nevermanni Dunn, 1937 (Serpentes: Dipsadinae). JOURNAL OF NEOTROPICAL BIODIVERSITY, 7(3), 200–204. https://doi.org/10.18636/bioneotropical.v7i3.638

Issue

Section

ZOOLOGY

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