This is the 1872nd most frequent Swedish word.
kön
The Swedish word "kön" can mean either "gender/sex" or "queue/line," depending on context.
In this sentence, 'kön' is used to refer to 'gender', which is the classification based on attributes such as male or female.
Människor har olika kön, som man och kvinna.
People have different genders, such as male and female.
Here, 'kön' refers to a 'queue', meaning a line of people waiting for their turn.
Det var en lång kön till kassan i affären.
There was a long queue to the checkout in the store.
In this case, 'kön' refers to the gender of the bird, similar to its use in the first example but applied to an animal.