Yak

I looked at a reference manual for my car just to answer one question, but I spent the whole afternoon with my nose buried in it, just yak shaving, and got no work done on the car itself.

Source: tatoeba (6900162)

Utilization efficiency of dietary protein in the yak differs with diet composition and feeding level, age, sex, body condition score, and animal production level (e.g., growth, lactation). Researchers reported no difference between lactating and dry cows in crude protein digestibility, although lactating yak tend to consume more feed than dry yak.

Source: wiktionary

Attempts are now being made, by selection, to create a new breed of yak (the Datong yak) from such crosses. Hybridization of domestic yak with local cattle, at intermediate elevations, has been practiced for generations. The hybrids inherit some of the good characteristics from each species, but lack the adaptation of the yak to the harsh conditions at higher elevations.

Source: wiktionary

“You'll like Poppet. Nice dog. Wears his ears inside out. Why do dachshunds wear their ears inside out?” “I could not say, sir.” “Nor me. I've often wondered. But this won't do, Jeeves. Here we are, yakking about Jezebels and dachshunds, when we ought to be concentrating our minds […]

Source: wiktionary