DÍRA DO ZADKU TAK HORKÁ A TĚSNÁ, ŽE JSEM SE UDĚLALA RYCHLE, NEMOHLA VYDRŽET

This is the time when the few remaining specimens of the particularly rare bird will form dunes in the higher parts of the Black Forest.

In the case of...

Behavior as ostentatious as this can only be observed mating season.

Recognizable by the white feather in its hand-down tail, a challenger has entered the arena.

During the mating season, the spike in the testosterone content of their blood makes them appear to be particularly aggressive.