What causes the siafu bug to attack humans?

Do goldfish give live birth? Why madreporic canal of starfish is also called stone canal? What are baby sea horses called? What colors do you mix to get seagreen? Why do fantail goldfish attack smaller fantails? How much do piranhas weigh? What is a mother sea horse called? My Hermit Crab has lost three legs what do I do to keep him from dying? Are white tip and black tip sharks dangerous? Do stingrays make sound? How does the tgv go fast? Is fish organic? Is a hermit crab a benthic organism? Is the Monterey Bay aquarium age appropriate for my younger children to visit? How much hp do trout heal? Can you put a black moor in the same tank with a male betta? Is the skin on salmon edible? How do you change the clutch on a Peugeot moped103? How many comet goldfish can you keep in a 120 liter tank? How do humans use sea horses?