Looduskalender

11:12 Kergu is back and sings beautiful.

He began to sing even before he landed in the nest.






Kergu sings repeatedly. But it doesn't look like anyone else is there.
He is looking around.

11:31 Kergu flies away.

11:37 He is back and singing.



11:41 and flies away again.

Kergu is back.
Who is there? A conspecific sits above the nest.


11:57:42 Beak rattling? The stranger flies away.

defense


Microphone scratching noises


11:58 Kergu sings and flies away too.

11:59 Kergu is back again and sings.
The stranger flies around the nest.



12:01 Kergu sits down and stands up. The stranger is flying.
12:02 Kergu sits down again.

12:04 He stands up and singing.
12:05 sits down.

12:10 Kergu stands up and is singing.
12:13/14 He sits down and stands up and singing.

12:15 The stranger stands on a branch.



12:16 The stranger stands over the nest. Kergu sings.
12:17 The stranger flies away. Kergu continues to sing.
12:18 The stranger flies away and Kergu flies away too.

12:19 Kergu is back and is singing.
12:20 The stranger seems to have flown away. Kergu stops singing and also flies away.

.
WOW!
Many thanks for your keen observations, beautiful pictures and videos, Swenja!

Very nice that this time the visitor could be seen!

I’ve made a few extra pics (closer views) of the visitor, if you don’t mind.

Kergu in a defensive posture
Is the visitor a male?



Or could it have been a (young?) female?
The visitor lands on the branch


The branch is wobbly

.
Is Kergu inviting the visitor to enter his nest?


It seems to be a slim bird.



One can see the visitor thinking: "Jeez, you sure are loud, Kergu!"

.


The visitor hops up onto the big branch

15:34 Kergu is back and sings.
He shows off his beautiful white underfeathers.



16:18 He flies away.

18:12 Kergu is back again. He sings his short song.

He is resting and preening.



Evening yoga

May 7

Kergu fetches nesting material and takes care of the nest.

06:14 Kergu brings a very large branch.






07:17 He flies away. Maybe breakfast?

08:35 Kergu is back and sings

Kergu sings occasionally. He observes the surroundings of the nest.

09:39 Kergu tries out how to stand on the narrow branch. The visitor stood there yesterday.







09:41 He flies away.
Occasionally you can hear Kergu singing in the distance.

Although one may simply say it's just branches strategically layered on top of each other, this is no small engineering feat by Kergu.

09:52 Kergu brings wet grass with roots.



He sings again.

09:55 Kergu flies away.

11:20 camera transmission off?
(or maybe just me)

21:30 camera is back.
Kergu is at home.

May 8

Kergu continues to build his nest. Today he picks up lots of branches.



Moss and wet grass with roots again too.



Kergu sings his song repeatedly and observes his surroundings.

08:06 He sits down.



08:24 Kergu stands up.

09:07 He makes ps and sings a short song.



Kergu sits down in his nest again.



09:21 He stands up and is singing.
Is anyone there?

09:31 Kergu sings his song and he flies away.

09:40 Kergu is back and sings.



He is singing again.



09:59 He flies away again. You can hear Kergu singing from afar.

11:05 Kergu is back. He sings his song.
11:10 Who is there? Kergu sings beautiful and watching.





11:11 He flies away.