Misc: the egyptian hieroglyph for ---------- is a tadpole?

Questions

In ancient Rome, auburn-haired puppies were sacrificed to ensure a plentiful ______ crop?

Ostriches live about ____ years and can reproduce for 50 years?

In England, the most commonly used guide dog for the blind is the__________?

Contrary to popular belief, dogs do not sweat by salivating. They sweat through the____________?

In Korea, the _____ is a symbol of long life, and is often portrayed in the company of immortals?