Scanning through recent literature, one cannot but admire the diversity of things people study, and how intricate structures and mechanisms natural selection has created.
Take this as an example: what is the loudest noise know to be produced by an animal? As it turns out, it is the “song” of underwater living bug scratching its penis. With an estimated volume of 99.2 db, the “song” can be heard by human observer on the shore while males are letting it loose at the bottom of river.
Another paper draws attention to the possibility that way one enters to this world in birth can be a defining moment for later life health. Namely, vaginal delivery – as a contrast to birth by Caesarean section – appears to be an important programming event with life-long health consequences.
Links to these news below.