Hello! Most of my posts take place around San Diego County, (Mostly Lake Murray) unless otherwise noted.
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Showing posts with label female killdeer. Show all posts
Showing posts with label female killdeer. Show all posts

Wednesday, June 30, 2010

I caught "Little Male" in the act!

The day started out normally. M2 was not in his territory, hopefully helping F3 with the nest over near the northern area of Mission Trails Park where "Little Male" was possibly born. M4 was doing well and got most of his voice back. But, things got strange after that.

I found a new "couple" of killdeer on one of the baseball fields and, boy, were they acting strange towards some squirrels. I will talk more about that in another post.

When I was going back to my car, I hear a killdeer doing his annoying yell and assumed it was Little Male complaining that I was walking by. But, then, I heard the strange call that I hear when males were fighting each other. I looked over and I saw one killdeer on the back of another, but couldn't get the photo as the one on the bottom was very nervous and walked to where he/she wouldn't be seen. The one on top did a bob-dip courtship dance, but I don't think it was answered.

At first, I thought I was seeing M2 fighting with Little Male and this was a way to enforce dominance on the other one. The one on top was way too calm to be little male and the other was way too nervous to be a female. But, after consulting my photos, I have found that they were actually Little Male and a very pretty female with a smooth breast band.

Little Male is in front, the female in the background


The female tried to keep me from getting a good look at her, but didn't totally hide. Little Male began kneeling down and flashing his red-tail at me in a more "friendly" distraction manner. I don't think he was trying to pick a fight, but trying to get me to leave her alone and pay attention to him.

"Look at me! Not at her!"

I sat down and watched and Little Male pretty much walked right up to me, gave me a dirty look, and flew way over to his nesting area, actually overshooting it. I think he wanted me to follow and not his mate as he was way out of the area that he normally goes to. The female didn't follow, but neither did I. I was able to get a few good photos of her, alone, before I left.

"Thanks for spoiling the fun!"


I don't think I've ever seen this pretty lady before.


While I was in M2's territory, I heard a killdeer call and though it was M2 hiding, but I think it was actually Little Male looking for his mate.

Hopefully, the female can hold off laying eggs for another five days until after the fourth of July. There's a high likelihood that any nest will be crushed by people wanting to see the fireworks if it's laid before then. I think F3 didn't lay her eggs for at least a week, so it will be OK if this female decides to lay her eggs in his territory.

Saturday, June 12, 2010

Lake Update, night heron, killdeer and more ducklings

I just wanted to give a general update as to what has been going on at the lake in regards to the killdeers and other animals.

First of all, we have a night heron around near the main entrance stalking the squirrels. There are a ton of squirrels there, but a lot of people are upset because a lot of the animals near the parking lot are often thought of as some people's personal pets. They are fed and sometimes handled regularly. I am a bit bothered because they will eat killdeer chicks, though there aren't any around right now.


And, there is a new duckling in the neighborhood, about four or five days old and the heron is nearby. The heron sits at a squirrel burrow opening and waits for the squirrel to come out. I fear that he will do that with a duckling's hiding place, especially since ducklings don't know what to be afraid of and run right into the heron's mouth.



But, he's made it four or five days so far and the heron has been around that time, too. And, he has his mom around to protect him.

The killdeers are doing great. M2 is in his own territory, calling for his mate, whom I didn't see. But, females are basically allowed to go anywhere they want and she may just be feeding someplace else. I can't imagine that she can put off laying those eggs any longer. I wonder if killdeer can delay egg laying like some other birds can. Well, I'll find out. But, then again, she may just go and sneak some eggs into other female birds' nests. I've heard of that happening with killdeer, but it's rarely observed.

M1 ("Little Male") was originally on the south side beach when I found him. He has figured out that if he goes near the picnic tables, away from the shore, that it's harder for people to see him, so he's been hanging out there. It really is harder to see him there, though. He went over to where two men where feeding the duckling, ducks, and pigeons after they left to get some of the seed that was left. But, he got annoyed by some people and went over to his north side. I think that's when M2 sneaked over to his territory (probably because his mate was hiding over there) as I didn't see him when I left.

M4 and his mate (I can't remember what number she is, but I'll call her Bo) were doing just fine and I actually saw the two together. At first, M4 was agitated while his mate didn't seem to mind. He did his hiding thing, but he also did a gesture that I'm finding pretty common with killdeer and I don't know what it means.

What I've seen M4 and other killdeer, mostly males, do is turn his back towards me, stick his tail way up in the air and his head way down the ground, exposing his white belly. He doesn't spread or flash his tail feathers at all. I don't know if it's a trick to hide, or a white flag of surrender telling me that he's not going to fight and he wants me to go away. I know that when killdeers make threats, they generally flash the tail at the intruder, stick their tail up in the air while facing the intruder. Every time he would bow down and face towards me, he would quickly turn his back. If I don't respond, he will look back to see if I'm looking, or flatten himself on the ground. Usually, at the same time, he gives a loud trill.

M4 starting to "dip" Eventually, his whole front end will be on the ground with just his tail in the air

Eventually, he calmed down and decided I was not much of a threat and pretty much walked right up to me. I even saw him go over to the water and drink and eat a bug, which I've never seen him do. He, then, got annoyed at me and went somewhere else.

M4 getting annoyed, and calling before leaving


"Bo" running


"Bo" thinking of leaving She looks like she might have gotten into some fights, too.

Wednesday, June 2, 2010

Meet the Deets


I found a new killdeer couple yesterday while making my rounds on the lake. There are plans to start construction on some road damage near San Carlos bay, so I wanted to check on 4th male, near the "fireworks" area before they blocked off the road to that area and I would have to drive around to the other side.

There were tons of finches all over this area and their loud "mewing" almost totally masked the killdeers screaming at the fishermen on the lakeshore. But, I was able to find these birds and, from their flying back and forth across the bay, could tell what the male's territorial boundaries are.

I am calling the male M8 and the female F4 because I discovered a new female earlier in the day that I am calling F3. But, I call them the Deets because they are the noisiest couple on the lake. They won't stop deeting! I think they're not used to people. They may be totally new to the area, attracted by the lower water levels leaving more wide open lake shore with lots of rocks. If they were to lay eggs now, they would have a good chance of hatching them before the water level goes back up to previous levels.

I sure hope no one steps on any of the nests on the lakeshore while fishing. These birds like to lay eggs right where people walk.

Mr. Deet on left, Mrs. Deet on right


Mrs. Deet is actually pretty calm and more quiet than her noisy mate. Though not always.

I thought they might have been M2 and a new female, F3, whom I had seen in M2's territory earlier. I will tell that whole story later on. But, I looked at the photos very carefully and these look and behave like two entirely different birds and doubt that they're any of the other known males or females on the lake who have migrated to a new area.

Sunday, May 30, 2010

Scandal at the lake! Little Male's mate--Stolen?

I decided to go to Lake Murray this morning to check up on all the birds I have been keeping tabs of. I found my little lost duckling and sibling had found their mom and were being as adorable as ever. I also found several brand new hatchlings swimming around the lake. M2 (Second Male) was back on the other side of the bay getting really upset over something, probably all the people around.

But, when I went to check on "Little Male's" (M1) territory to see how he and his new mate was doing, I found it empty save some ducks and ducklings. The water level was a lot lower and I was able to walk around, but no sign of him. I thought I heard him on the other side of the lake, so I went over there and could not find him. I also heard 4th male (M4) yelling back at them.

Then, I could hear the sound of three killdeers screaming back over near the dam and the water treatment plant. One of them was M2 reacting to two male killdeers "yelling it out" over near 3rd Male (M3)'s territory. Now, I haven't talked much about M3 and his female, F1 because I haven't gotten any good pictures of them, yet. (You can see some in the "spot the killdeer" game a few posts back). They have their territory over by the dam, but were originally "arguing" with M1 about his territory when M1 was still a new adult before moving to that other area where they are now. There is one, possibly two more males with territories on the lake: 5th Male (M5) that has his territory where the treatment plant is and I can't really observe him and a possible 6th male (M6) on the opposite side of the lake past the fence near the dam. There may be another male or two near the ballfields on the north side of the lake. Most of the fight was over M3's territory, ocassionally flying back toward M1's territory.

I couldn't confirm that it was M1 and M3, but I could tell it was two males and they were fighting (making "swipes" at each other). At first, I thought it might be a "marriage flight" between M3 and F1, but the more I watched, the more it looked like it was two fighting males. It could also be a "duel" to impress the female in the area and show off their fitness.

It's entirely possible that F2 is, in fact F1 and she may have had her head turned by the young M1 and was seriously checking out his nest site. However, she might not have liked the close proximaty of his territory to people and dogs and went back to where there were fewer people around. Being the love-struck teenager that M1 is, he will not let her go that easy. I watched the arguing for about an hour and it looked like the older M3 was getting tired, but not giving up, either. I could not get a visual lock on where F2 was.

Another theory could be that the other bird screaming a territorial call that I wrote about a couple of posts back was, indeed M3 calling back his mate to his territory. I thought it was a bold move for M2 to claim part of M1's territory so soon, but it makes more sense that it was M3 challenging "Little Male" to a fight and demanding his "wife" back.

I will check up on them in a few days. I am concerned if M1 wins the fight that he may take over that territory and I may never see him again (or have a lot of difficulty doing so). I seriously doubt that the older, more experienced M3 will let him do that. In a way, M3's territory will be much safer for any nests and chicks than M1's and it will be better if he's sucessful.

I've got one more thing to say: WILL SOMEONE PLEASE LAY SOME EGGS AND RAISE SOME HEALTHY CHICKS!!!!

4th of July is coming and I don't want any trampled nests.

Friday, May 28, 2010

"Little Male" takes a mate

"Little Male" (to be known as 1st Male, Male1 or M1) has taken a mate and selected a nesting site. He is very aggressive in defending that site and his mate. He doesn't want me to pay any attention to her at all and will fly around, yelling, if I look her way. (I think he was also trying to impress her with his "protection skills") I call the female Female2 or F2 because she's the second female I've seen this season.

"Little Male" (M1) and his mate (F2)


F2 heads down into the water under M1's protection


F2 is keeping her eye on me

I think I know where he's going to put his nest because he gets really excited if I walk near that spot and comes up to me really close (less than 10 feet away) or flies up near me and then runs or flies away. It's in an area that is not accessed by people that much, but still accessible to humans and their dogs. Hopefully, no one will mess with their nest or chicks. I plan to "nest watch" only on the less busy days so as not to draw too much attention to me going into that area and all the noise that they will make when I do.

I saw a hawk drop down in that area and start walking around the lake shore. Both M1 and F2 mobbed it, flying around, screaming, diving at it. I thought that maybe it was after some eggs or chicks, but there weren't any. It was probably looking for something like that, though. Those two potential parents didn't let it stay in peace.

Meanwhile, "Second Male" (Male2 or M2) has taken over part of "Little Male's" former territory on the other side of the lake. Since M1 has a mate and has become more defensive, he makes a lot more noise to which M2 responds to very loudly, even flying over the area proclaiming it as his own. M1 seems to be staying only on the one side of the lake, probably to better defend the possible nesting site.

"Second Male", M2 flies over his new portion of his territory, yelling his proclamation

Thursday, May 20, 2010

Killdeer Eggs Are Gone

The killdeer eggs that the Ustream killdeer camera in Wisconsin were broadcasting on are gone and the camera is now down. Last night, mom and dad were acting differently and many people thought that meant that the chicks had actually hatched after waiting 34 days. But, they did not. Before settling down for the night, I could see that the male was sitting on the nest and he was doing the typical territorial call "kill-dee" "kill-dee" over and over again (I couldn't hear him, but could see the motions that looked like he was calling). This may have been a sign that they were getting ready to breed again. Either that or another male was eying their patch of rocks. I checked on them well after dark and it looked like the male was still on the nest, though it was dark and hard to see.

This morning, when I got up, all three eggs were completely gone. I knew that they didn't hatch as they were way overdue, but wondered if they got pushed out. Later, the stream owner, Pkonopa, found a half an egg about 15 feet away with an almost developed chick inside, untouched. It appeared that a predator had gotten to the eggs. However, the nest looked pretty much undisturbed with even the pine needles pretty much still in their place. It's entirely possible that the parents had pushed the eggs away from the nest and a predator got them later. The parents never returned to the nest that day.

I am hoping that they will choose that same patch of rocks to breed again as the stream owner can only set up a camera from his office. He/she said there are always killdeer around, but he/she couldn't tell if the parents were nearby. I've heard reports of killdeer having a destroyed nest and then laying another clutch nearby a week later, so that's what I am hoping for.

It appears that the wet and cold weather about two weeks ago might have killed the chicks while they were still in the egg. Those parents were so diligent and devoted to their nest that I am glad to see it's gone. Otherwise, I think they would have sat on them all summer and missed their chance to breed. Now, I am really hoping they will come back to that patch of rocks and try again. My hunch is that they will as there's a lot of food there and the eggs blend in well. Also, they were relatively undisturbed and seemed comfortable with nesting there.

Males during breeding season rarely leave their territory until the season is over. However, his territory can be large and he may just decide that a bunch of rocks near an office parking lot may not be as good as the short grass near the creek behind the building (of which I don't know is the case with this area as I haven't seen the entire grounds).

I hope I can see some kind of killdeer cam and see some chicks hatch and make it out of the nest, without getting hurt, soon.

Tuesday, May 18, 2010

Awww, Wisconsin Killdeers' Eggs Won't Hatch

I've been watching a killdeer nest in Greenville, Wisconsin on Ustream since they laid their eggs. These devoted parents sit on those eggs day and night through storms and everything, but they persevere. I don't think that they left the nest for anymore than a half hour at a time.

I think this was mom killdeer doing her nest duty

When there was a cold snap in the area, the birds sat on those eggs day and night without a break. They really didn't need to leave them, there were bugs all around their nest and they often ate them while sitting on the eggs. Lots of ants and flies all around, especially after the rain.

There were four eggs originally, the one on the bottom left was thrown out.

One day, a few days before the eggs were due to hatch, an egg was found five feet away from the nest. Now, you have to know this in order to see what a feat it was that the egg ended up there. The nest is in a bed of rocks near a sidewalk that is raised up. The egg had to have been pushed onto the sidewalk and rolled away. There was no damage to the egg at all, not a mark and no predator was seen. It happened around mid-morning on a day where it had been raining very hard with lots of wind. When the egg was finally discovered, it was already cold and probably non-viable. However, it most likely was fertile as it was heavy in weight. But, nothing could be seen when held up to a light.

Well, the eggs are on their 33rd or 34th day since they first began to brood them. I don't know what factor the cold weather may have played in the fact that they haven't hatched. I also wondered if maybe their development was slowed down by the cold weather and they still might actually hatch. The parents haven't given up and are diligently sitting on the eggs day and night. I will keep you updated.

Dad killdeer taking his part in parenting

I was going to name the chicks Spike, Killer, Bruiser and Lulu. Bruiser was the egg that was thrown out. I'll have to give those names to some other killdeer chicks. I was so hoping to see the chicks as I haven't seen any around my area this year (I would worry to death about them if I did see them in a place where the chicks could get hurt by people, so it's probably good that I haven't seen any yet).

Thanks to the stream owner, known as Pkonopa for posting this stream and providing still photos.

If you are curious, you can view the stream here, but I don't expect it to be up much longer unless the birds lay more eggs nearby.

*Update* Nest was found empty a few days after this post and a half an egg was found 15 feet away. The stream is down right now, but may go back up if the birds decide to nest near the office where the camera was. Will keep you posted.