Date: 7/12/18 8:26 am
From: Nick Tepper <nicholastepper6739...>
Subject: Re: [MASSBIRD] Nest adoption
I had a Blue-headed Vireo and Hermit Thrush taking turns feeding a Hermit
Thrush fledgling at Purgatory Chasm back in June. I'm glad to hear others
have experienced the same phenomena!

On Wed, Jul 11, 2018 at 3:16 PM Catherine Fisher <catherineckx...>

> Interspecfic feeding of nestlings is a well-documented phenomenon in
> birds. It has been suggested that the instinct to feed is so strong that
> it achieves a momentum that continues even when the reason for it has been
> removed. Adult avians who have lost their young through nest predation,
> storms, etc., will sometimes "adopt" nestlings of another species and feed
> them. The most bizaare example was of a cardinal in North Carolina that
> was observed over a period of several days feeding beaksful of worms to a
> carp in a garden pool - the carp was used to being hand fed and perhaps the
> cardinal, approaching the pool for a drink, found the carp's gape similar
> enough to that of the gape of a nestling to trigger the feeding response.
> Catherine Fisher, Lee NH
> On Wed, Jul 11, 2018 at 2:45 PM Migration Productions <
> <semiplover...> wrote:
>> Soheil is correct, the summer of 2014 I photographed and recorded video
>> of a Common Tern on Plymouth Beach that would "babysit" and feed two
>> Skimmer chicks over a 3-4 week period including when they fledged. The
>> adult Skimmers would not allow any other birds on Plymouth Beach near their
>> young except this one adult Common Tern.
>> The adult Skimmers would go off in search of food and the tern would stay
>> behind and look after the young skimmers. When the adult skimmers returned
>> the Common Tern would fly off and bring back a small fish for the young
>> skimmers.
>> I wrote it up for Bird Observer the following year and have it on my web
>> site, see this link.
>> On Wed, Jul 11, 2018 at 10:59 AM, Soheil Zendeh <sohzendeh...>
>> wrote:
>>> A couple of years back Shawn Carey photographed a juvenile black skimmer
>>> being fed by one (or more?) adult common terns.
>>> It’s kinda sweet to think that among a lot of creatures taking care of
>>> the young — any young — comes naturally.
>>> Soheil Zendeh
>>> > On Jul 11, 2018, at 10:02 AM, Linda Pivacek <lpivacek...>
>>> wrote:
>>> >
>>> > Thanks for the report, Sean. I have seen similar behavior. There was
>>> a House Finch nest in a basket hanging on our porch. Close by there was a
>>> House Sparrow nest in a neighbor's roof gutter, but it was knocked down and
>>> eggs/young destroyed during construction. So the male House Sparrow took
>>> over feeding the House Finch nestlings. And also aggressively fought the
>>> House Finches off whenever they approached the nest! At least in your case
>>> you have a easy going Robins rather than a tough male House Sparrow.
>>> > Best, Linda
>>> >
>>> > Linda Pivacek, Nahant
>>> > <lpivacel...>
>>> >
>>> >
>>> >
>>> >
>>> >> On July 11, 2018 at 6:33 AM sean riley <newburyowls...> wrote:
>>> >>
>>> >>
>>> >> So there is a Cedar Waxwing nest in the Belle Isle parking lot being
>>> cared for by Cedar Waxwings, and a pair of Robins. The Cedars sit there
>>> seemingly perplexed as the Robin broods and feeds the chicks, then when the
>>> Robin leaves the Cedars do the same thing... feeding , brooding.
>>> >>
>>> >> Very strange, a bit sad and comical all at the same time. The young
>>> Cedars are very well fed though. Has anyone else seen this before ?
>>> >>
>>> >> -sean riley
>>> >> Plum island
>>> >> <Newburyowls...>
>>> >>
>>> >> Sent from my iPhone

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