Saturday, 23 November 2024

Autumn's final warm fling?

 Butterflies in late November? Yes, and a few other warmish season creatures have been out and about. Eastern Comma, first, is a species that will overwinter as an adult, so when the weather is warm, they can be out basking as this one was.

Common Buckeye does not overwinter in southwestern Ontario, but there has been a good number of them this late summer and fall, so it isn't all that surprising to see the occasional one stick around in this unseasonably warm weather.


  There have been a few Autumn Meadowhawks flitting around in sunny, sheltered places.

Next is a Black Blow Fly.

...followed by a Common Drone Fly.

There were a few of this next one around. It is a possibly a Tufted Clusterfly, although the exact type of clusterfly has not yet been determined.
Woolly Bear Caterpillars are often seen, even in winter. It is the larval stage of the Isabella Tiger Moth, and this first image shows the typical coloration.
It can vary a bit, and I am fairly sure this next one is also a 'Woolly Bear'.

Reptiles are cold-blooded, and are not often seen this late in the season. However due to the warmer than normal temperatures, a few Eastern Garter Snakes were out....

.....as were a few Midland Painted Turtles.

I even heard several Spring Peepers on more than one occasion! I'm sure all these reptiles and amphibians are now safely in their winter quarters!

On one of my outings to Rondeau, I spent a bit of time scanning the lake from the east beach. I was hoping for a few loons, especially a Red-throated Loon or even a Pacific Loon. Both have been seen on occasion in the last week or so. I did see up to a couple of dozen Common Loons.....


....and there was at least one Red-throated Loon mixed in from a distance, but I didn't get any photos of it. As for a Pacific Loon, I struck out on that one so far, but I have seen them in Ontario in the past. When I was involved with some wildlife surveys at Polar Bear Provincial Park in about 1990, we came across a nest, and one of the adults was cooperative enough to allow me this photo. The fall plumage is considerably more drab than this photo, however.
While looking for loons, there was a massive movement of Red-breasted Mergansers flying by. I think they had been stirred up by a passing ship, so there were probably 3-4000 of them in flight that stretched like this photo, for at least a kilometre with smaller groups going by as well.

I spent a bit of time up along the Mitchell's Bay North Lakeshore Trail, and while I didn't see any shorebirds on this occasion in spite of the extensive mud flats, there were some raptors in the area keeping an eye on waterfowl and other things. There were probably three adult Bald Eagles in the area, although they were sometimes on the move for a short distance and maybe there were only two.



This Merlin, next, was initially seen hoping around in some shallow water. Not sure what it was trying to do, maybe wash something before eating? It wasn't clear, but after a few moments it got up and left....
....and this next photo is likely of the same bird, on the top of a pole a short distance away, surveying its domain.

I also spent a bit of time along the Erieau Marsh Trail. There wasn't a huge diversity of birds, but a few things caught my eye and gave me some photo ops. I was a little surprised to see at least a couple of dozen American Pipits flying around in a loose group and landing near the tree tops. I usually see them in much fewer numbers, and typically on the ground, but these were migrating so were behaving a little differently.


American Tree Sparrows are one of the more common sparrows this time of year. This one was busily tearing into some goldenrod seedheads.
A Downy Woodpecker was digging into a tree trunk....
...and this is a Rusty Blackbird, one of a small flock of a dozen or so on the move.
This Great Blue Heron was first noticed when I heard its loud 'croak' that indicated where it was, so enabled me to get this rather distant and cropped photo.


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