Definition of a "Terminal Sire"?

Definition of a "crossing sire"?

What type of sheep is a texel?

What type of sheep is a Suffolk?

What type of sheep is a Cheviot?

What type of sheep is a Beltex?

What type of sheep is a Dorset?

What type of sheep is a Bluefaced Leicester?

What type of sheep is a border Leicester?

A Scottish Blackfaced sheep mixed with a crossing Sire produces what?

A Mule mixed with a terminal sire produces what?