Lead researcher Eric Parmentier, from the University of Liege, Belgium, has studied sound production and communication in a wide variety of fish species, including the charismatic clownfish and the spectacularly ugly toad fish.
He already knew that red-bellied piranhas made sounds, but wanted to understand why.
With underwater microphones, scientists recorded the sounds the fish made when they confronted one another.
When it's your very own kids you're considering, you want what's best. , or the side-effects of vaccinations (Clarke, 1972). After all, this is what was said about the infamous Swine Flu vaccine in a 1976 FDA Consumer Memo in my possession: "Some minor side effects - tenderness in the arm, low fever, - will occur in less than 4% of (vaccinated) adults.To the extent that vaccines and drugs deal with microbes only, they are apparently effective. Like adding "Drano" to a polluted pond, the chemical intervention results in death of germs.Naturopaths feel that microbe death is at the expense of poisoning the body with the drugs or vaccines.I feel that way about mine; I think all parents do. Serious reactions from flu vaccines are very rare." So much for blanket claims of safety, for many persons well remember the very numerous and very serious side effects of Swine Flu vaccine that forced the federal immunization program to a halt.As far as being essential, in the same memo the FDA said this of the same vaccine: "Question: What can be done to prevent an epidemic?Naturopaths say yes, there is much more to wellness than just collecting shots.