If the frogs want to communicate, they have two options. One is to [croak louder]. The other is to shift frequency away from the background noise.

It shows a new example of independent evolutionary adaptation in the frogs for life in habitats filled with loud background noise.

They usually respond by producing calls and approaching the speaker, presumably to ward of an intruder. But, of course, a frog cannot do that.

I’m not good enough for Duke.”

“I’m good enough for you.

I feel kind of sorry for that young man as he received a black record in life for his behavior. It is common for soccer fans to light fireworks in celebration. Maybe he didn't expect police would take it so seriously this time.

Cooperation means win-win, confrontation means lose-lose.