There are 16 different types of hemagglutinin (H) proteins and nine different types of neuraminidase (N) proteins. This is how names such as H1N1 or H3N2 are acquired. However, the pandemic H1N1 influenza is different because it was created from a combination of human, swine and bird flu viruses.
Last name: Butte. This interesting surname of English origin with variant spellings But, Butt, Butte, Bute, etc., is derived from the middle English personal name But(t) of unknown origin, perhaps originally a nickname meaning short and stocky and akin to the late middle English butt meaning thick end or stump.
typically mesas have much larger tops that a butte and many feel that a mesa can only be called that if standing water can sometimes be found the grand mesa is an outstanding example of this kind of featurehe definition difference between a butte and a mesa most likely originated right here in the southwest early settlers said that if you could find game on top it was a mesa eventually that definition translated to the idea that if you could graze cattle and find water it was a mesa not a butte