Gotta put in another plug for Ivan T. Sanderson here.
His work, "Abominable Snowmen", some 60 years old now, and still a classic:
https://archive.org/details/abominablesn...nsanderson
Well worth the read just for his comments on biospheres and ranges (and boundaries therewith associated) of animal life.
His work, "Abominable Snowmen", some 60 years old now, and still a classic:
https://archive.org/details/abominablesn...nsanderson
Well worth the read just for his comments on biospheres and ranges (and boundaries therewith associated) of animal life.

Fire In The Hole