canberrabirds

purple swamp hens

To: Robin Hide <>
Subject: purple swamp hens
From: Isobel Crawford <>
Date: Fri, 31 Mar 2017 00:00:15 +0000
The behaviour described by Elizabeth is typical of male domestic
Muscovy (and perhaps other breeds) Ducks.

Isobel.


On 30/3/17 at 10:20 AM,  (Robin Hide) wrote:

>This might be of related interest?
>https://phys.org/news/2017-01-swamphens-dominance-fleshy.html
>
>Robin Hide
>
>-----Original Message-----
>From: Elizabeth Compston
> Sent: Friday, 31
>March 2017 10:17 AM
>To: Birds Canberra
>Subject: [canberrabirds] purple swamp hens
>
>Yesterday, from Bittern Hide we saw an aggressive swamp hen
>chasing another swamp hen, then pushing it under water and
>trying to hold it's head under water as it pecked it's head.
>The bird escaped but the chasing continued with more swamp hens
>joining in.  Unfortunately we were not able to stay long enough
>to really sort things out; but there was no doubt about the
>aggressive behaviour. Why such behaviour?
>
>Elizabeth C


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