Many years of living up a quiet country road, dead straight and 1.5 kms long, I have observed birds disturbed by my vehicle fly ahead or alongside often the whole way. Usually it was Crested Pigeons, who seemed to not want to veer off to get away but just kept speed with the vehicle. 85 … Read more
Thanks everybody – I learned something today! Bill —–Original Message—– From: brian fleming Sent: Wednesday, February 24, 2016 5:03 PM To: birding-aus@birding-aus.org Subject: Re: [Birding-Aus] Fw: Kookaburra eyes Dear Bill, This is a splendid pair of photos, good enough for any text-book, showing the third eyelid or nictitating membrane. This is present in all birds … Read more
Dear Bill, This is a splendid pair of photos, good enough for any text-book, showing the third eyelid or nictitating membrane. This is present in all birds and some mammals (not humans, though we have a vestige in the inner corner of the eye). This membrane covers the eye as a protection in situations where … Read more
Is it actually the angle, or just the nictitating membrane? Peter Shute Sent from my iPhone > On 24 Feb 2016, at 4:05 PM, Bill Stent < billstent@gmail.com> wrote: > > I was wandering around Banyule Swamp this morning when I found a Kookaburra. > > Taking some photos I noticed that when the bird’s … Read more
Bill this should be a super thin membrane that passes over the eye if I am correct on this one. Although it should show it only 1/2 covered in some photos? On Tue, Feb 23, 2016 at 8:08 PM, Bill Stent < billstent@gmail.com> wrote: > I was wandering around Banyule Swamp this morning when I … Read more