Trumpeter Swans aplenty

 

This is the season when we are visited by the largest waterfowl in the world: the Trumpeter Swan. In the last few days there have been about 30 of them in the waters south and west of Kokanee Creek Park.

Yet, if we were to go back a century, they would not have been seen here, for very few then existed. The problem was that people had been systematically killing and eating them. They also sold their skin and feathers. The number of Trumpeters plummeted. This barbarism was subsequently stopped and the Trumpeter has since flourished. 

Mind you, the Trumpeter Swan does not live here permanently, but does visit for weeks on end to feed as it migrates north to breed.

Normally, when one sees Trumpeter Swans, they are sleeping, feeding, or preening including the feather-straightening exercise of wing spreading.

Yet, in the last couple of days, the behaviour also included courting, fighting, taking off, flying, and landing.

Some of the thirty Trumpeter Swans south of Kokanee Creek Park. Photo by Cynthia.

A lead group of Trumpeter Swans runs across the waters as it picks up enough speed to become airborne. Being very heavy birds, it will take about 100 metres of running before they become airborne. The taking to the air had been prompted by the arrival of a planing boat approaching from the west.

The group was eventually airborne. Photo by Dorothy.

They got higher and with the passage of the boat, they turned around and headed west.

Most swans landed around a corner to the west. Photo by Cynthia.

Some of the swans were seen courting by repeatedly bobbing their heads up and down. Photo by Cynthia.

Now, the other swan bobs its head down. Photo by Cynthia.

Moments later this pair of courting swans drifted close to another courting pair and this caused a ruckus with one male challenging the other. There are two couples here: female and male on the left and male and female on the right. When they moved farther appart, they all settled back down, but the courting was over for the time being.

January is the earliest we’ve observed trumpeters doing what appears to be courting behaviours at Kokanee Creek Park.  Cynthia first documented some exquisite trumpeter courting behaviours on Kootenay Lake in March 2024: https://blog.kootenay-lake.ca/?p” onclick=”return false” onmousedown=”return false=33075

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Ice blocks on pond

 

I like to offer an explanation with many of the pictures I show.  But, I just don’t know what is going on here.

I was walking beside some ponds on the south side of Kokanee Creek Park when I saw ice blocks (up to about 30 cm) sitting on a thin sheet of ice on the water. I even imagined that they might be caused by children breaking an ice layer. But, there was scant evidence of foot prints near the pond. Besides, there were a number of sightings on different ponds, some in places largely inaccessible to humans. So, children breaking an ice layer seems unlikely.

Besides, why were there so many ice blocks of a nearly rectangular shape? And why were they common in one place and absent in, what appeared to be, a similar adjacent place?

I looked online for an explanation and only found a few pictures often from other continents. But, they were just pictures on a market sight — with not a word of explanation. 

Sigh, for now, a scene like this is, for me, unexplained. Beside the obvious that the temperature is low (well, only about -4 °C), how did they come about?

Many nearly rectangular ice blocks sit on a thin layer of ice on a pond.

 

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Muskrats

 

The adult muskrat is generally a solitary creature, except when breeding. I have only seen one or two a year, but always the muskrat seen was on its own. That changed yesterday when I watched three of them sitting on a log together eating aquatic weed. Indeed other observers have seen four of them at this same spot. They are undoubtedly youngsters that were born just last year.

Two muskrat kiddies were sitting on a log eating aquatic weed that they would fetch by individually diving into the water. Each would then return to the log to eat the weed.

 

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Trumpeter family

 

Trumpeter swans are coming by and a family of six (two parents, four youngsters) were seen for the last few days. The advantage of viewing them from Kokanee Creek Park is that the swans can be seen at eye level and are often fairly close.

The parents are mainly white with a black bill and feet. Well, the head and neck may be stained a rust colour as a result of iron deposits in the sediment and water in which the swan has fed. Such is the case with these adults. There is a small difference in size of the two sexes with the male being slightly larger. The swan in the front is probably a female.

Here is the whole family, with the two whitish adults and the four greyish juveniles or cygnets. Come summer, the cygnets will have turned white. Here, one cygnet is tipped up as it feeds in the shallow water.

The four cygnets all gathered close to the shore and preened. Photo by Cynthia.

Here are three of the cygnets, but one has its wings spread revealing the distribution of grey colour on the wings and body.

Another cygnet with wings spread reveals a rusty colour on the underside. This colour probably results from the feeding area in which it was born. There are two other cygnets in this picture. Photo by Cynthia.

Even the adult has some rusty feathers on its underside.

There are two cygnets here. Both are preening. The one is using its bill on the feathers to clean and tidy individual feathers. The final stage of preening is demonstrated by the bird with its wings spread. Here the feathers are all coaxed to line up.  

A moment of tenderness between parent and child? Photo by Dorothy.

 

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Icicles

 

Icicles? Well, it is cold, at the valley bottom, but there is no snow on roofs (at least where I live). Certainly snow on an roof or rock face might melt during the day and produce icicles, but there are other ways. A steep creek can produce splashes which land on nearby vegetation and freeze.

The steeper portion of a small creek has produced gentle splashes that have then clung to a dried twig that crossed the creek. It gradually built up into icicles hanging from the twig. The progression from cloudy to clear as the icicles grew is interesting. This seems to be the result of a slow change in temperature: colder giving quick freezing to warmer allowing the droplets to flow slightly before freezing. This twig extended across the water.

The same evolution took place further upstream, but this time with a twig alongside the splashing creek: cloudy to clear.

 

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Dippers fighting

 

I am not used to seeing animals fighting. But, recently I watched two female white-tailed deer go at it. And now, dippers.

Except during mating and raising their young, dippers are solitary. They defend their territories vigorously against intruders, using vocalizations and physical displays. But fighting?

I have watched a territorial confrontation a number of times. One dipper merely chases another off. That’s it. But, dippers fighting over territory was a first for me. It went on for about 20 seconds and then one gave up and flew off. The other returned to scouring the creek for comestibles. Here are three pictures of the combat offered without comment.

 

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Then there were two

 

Two days ago, there was only one Trumpeter Swan swimming off of Kokanee Creek Park. Today there were two.

 

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Tundra and Trumpeter

 

Years ago, I saw mainly Tundra Swans around the west arm of Kootenay Lake. Now I see mainly Trumpeter Swans here. 

Indeed, there have been Trumpeters here for the last few days, although when I looked this morning, there was only one to be seen. Nevertheless, we can expect to see swans here for a few months before they head north.

A Trumpeter Swan was seen at Kokanee Creek Park this morning.

Last weekend, around the south end of Kootenay Lake, about 3 dozen Tundra and Trumpeter Swans spent time feeding and flying around. Here is one group of the Tundra Swans having a spat. Photo by Cynthia Fraser

 

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Turkey display

 

Sometime ago I commented that the occasions where Wild Turkeys display is during the spring mating season. This was in response to advertisers who regularly showed Wild Turkeys in full display in the fall.

However, the number of Wild Turkeys seen locally has increased markedly since I offered that remark, and so I have had the opportunity to observe them much more. Recently, I have regularly seen the males in full display at many times of the year, including in the fall. It turns out that while the springtime mating is the primary impetus for a display, their mating does not provide the only reason for doing so. Males will also display at any time of the year when trying to assert their dominance over other males.

A male Wild Turkey climbs on a fence and displays to others saying, I am dominant.

 

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Fencing, whitetails

 

The first two items deal with white-tailed deer and fencing (not fighting with swords), but the last item does show fighting, but in play.

Fences can serve a number of different purposes, but one of them is to keep domestic animals confined. Another is to prevent wildlife from accessing a region. The first two pictures suggest that these fences have questionable wildlife functionality. 

A female white-tailed deer easily jumps over a wire-mesh fence. These fences seem to be primarily developed to keep domestic animals in, not wild animals out. Photo by Cynthia.

A male white-tailed deer climbs under a simple rail fence, but the fence confines horses.

A portrait of the same 2½ year-old deer.

Here are three whitetail spikehorns (1½ years old). Two of them are play fighting and one has his head down. Male whitetails always seem to fight antler to antler. This is quite unlike the female whitetails shown earlier who stood up and brandished their forelimbs.

 

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