What was sclater’s objective in quantifying the distribution of birds? which biogeographical

region had the greatest bird diversity? what is the bird family that was most characteristic to

this region?

Afathom is a unit of length, usually reserved for measuring the depth of water. a fathom is approximately 6 ft in length. take the distance from earth to the moon to be 230,000 miles, and use the given approximation to find the distance in fathoms.