A necrophilic copulation by a Bridled Tern Onychoprion anaethetus

A Bridled Tern Onychoprion anaethetus was observed copulating with a deceased conspecific on an offshore island, Penguin Island, in south-western Australia. The copulation lasted for c. 30 seconds, in contrast with the usually 3-10 seconds observed in this species. This unusual copulation may simply...

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Bibliographic Details
Main Author: Fulton, G.
Format: Article in Journal/Newspaper
Language:English
Published: Bird Observers Club of Australia (BOCA) 2016
Subjects:
Online Access:https://researchrepository.murdoch.edu.au/id/eprint/35807/
Description
Summary:A Bridled Tern Onychoprion anaethetus was observed copulating with a deceased conspecific on an offshore island, Penguin Island, in south-western Australia. The copulation lasted for c. 30 seconds, in contrast with the usually 3-10 seconds observed in this species. This unusual copulation may simply be the result of a strong breeding drive present in colonially nesting Bridled Terns.