UnScramble this Word: i r g s n d o b?

Questions

The ant always falls over on its right side when?

The catfish has over ________ taste buds, that makes the catfish rank #1 for animal having the most taste buds?

A cockroach will live nine days without its ______, before it starves to death?

Butterflies taste with their?

Elephants are the only animals that can't?