Camels are crazy and work well in both cold and hot climates. I saw something (I think a PBS documentary) that said they originally weren't adapted to the deser

Camels are crazy and work well in both cold and hot climates. I saw something (I think a PBS documentary) that said they originally weren't adapted to the desert, but the artic of northern Canada or something crazy like that (many many millenia ago). Edit: more like millions of years https://en.m.wikipedia.org/wiki/Paracamelus https://en.m.wikipedia.org/wiki/Paracamelus