The difference between Blackleg and Scalie

When used as nouns, blackleg means a fatal cattle disease caused by the soil-borne bacteria, whereas scalie means a strikebreaker.

Blackleg is also verb with the meaning: to continue working whilst fellow workers strike.

check bellow for the other definitions of Blackleg and Scalie

Blackleg as a noun (uncountable):

A fatal cattle disease caused by the soil-borne bacteria ; symptomatic anthrax
Blackleg as a noun (countable):

A person who takes the place of striking workers; a scab.
Blackleg as a noun (countable):

A person who cheats in a game, a cheater.
Blackleg as a noun (colloquial):

A notorious gambler.

Scalie as a noun (North America, dated, derogatory, slang):

A strikebreaker.
Scalie as a noun (Australia, slang):

A weighbridge worker.
Scalie as a noun (US, informal):

A scaled quail (Callipepla squamata).
Scalie as a noun (furry fandom):

A reptile or reptile-like animal character with human characteristics.
Scalie as a noun (furry fandom):

Someone who roleplays or describes themselves as being such a character.