How does acid precipitation affect land and water organisms

Acid has a different chemical reaction than the water molecules. So when animals and other organisms swim, drink, or eat out of a body of water with acid precipitation in it it will probably kill them. Acid is in lemons and other foods we eat and drink so what kind of acid is it talking about? Is it talking about a harmful substance that would kill anything or a substance that is edible.

Ifound this on google “according to the findings, a foramen magnum positioned toward the base of the skull is found not only in humans, but in other habitually bipedal mammals as well.” i hope this you for what your looking for