2 adjectives to describe egrets

In other words, I was looking for the little white egret, a bird concerning which, thanks to the murderous work of plume-hunters,thanks, also, to those good women who pay for having the work done,I must confess that I went to Florida and came home again without certainly seeing it.

On the same refreshing errand was a luckless beautiful slate-coloured egret, which Mr. Gore shot.

2 adjectives to describe  egrets