IIRC: In “a short history of nearly everything” there is a story of a species of bird being thought extinct and then, mere miles apart, two people stumble upon

IIRC: In “a short history of nearly everything” there is a story of a species of bird being thought extinct and then, mere miles apart, two people stumble upon a last surviving member. One stumbles upon a male, the other upon a female. They both shoot their finding thinking “this is the last one, what a prize!”