The xxx:
have fun.
The Micronecta scholtzi water bugs, which live in Europe’s reservoirs, produce extremely loud sounds up to 99.2 dB, which is comparable to the noise of a passing train. These bugs are record holders in the animal world in the ratio of volume and body size.
It is also notable how these sounds are issued - this is what a male does to attract a female, carrying his sexual organ through the abdomen.
YYY :
I suggest to introduce a new expression - "I knock in the chest" - strong tricks!