Reinabou

I'm reading papers, as always. I don't know how I missed this one from Dave Klein, one of our great emeritus. We're lucky to still have him around the department, with his decades of knowledge. When he talks, it pays to listen.
Here's a neat picture from one of his 1980 papers:

Fig 5. A caribou-reindeer cross trained as a sled deer at the Reindeer Experiment Station, Fairbanks,  June 29, 1926. (L. J. Palmer Collection - Univ. of Alaska).