Date: 1/12/21 4:21 pm
From: Stevie <Stevie19...>
Subject: Re: [birders] Hawk poop
I think that this might be what Allen was talking about parent and
baby's fecal sac maybe...


On 1/12/2021 8:10 AM, Allen Chartier wrote:
> April,
>
> I don't know about the anatomy and musculature, but many birds have
> the ability of projectile pooping. It has been described as an
> adaptation for getting their feces well away from the nest, not only
> for nest sanitation but also to protect from predators tracking the
> nest location.
>
> Baby birds cannot do this when they hatch, so parent birds take their
> fecal sacs (another unusual adaptation) well away from the nest. As
> they get older, baby birds develop the ability to shoot poop over the
> edge of the nest so I imagine it is muscle development.
>
> On Tue, Jan 12, 2021, 7:53 AM April Campbell <adc14...>
> <mailto:<adc14...>> wrote:
>
> So, I was observing my local female Coop perched on my newly
> erected screech owl box, when she lifted her tail and emitted a
> propulsive stream of poo ten feet across the yard! My question is
> this: are their special muscles in the cloaca that contract to
> allow such a power poo? What evolutionary  purpose might exist for
> having a fire extinguisher for an anus? I checked a couple of
> anatomy books, but there no discussion on this topic I guess I
> should be glad she didn’t dribble all over the box!
>
> Sent from my iPhone
>
> Sent from my iPhone
>
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