Re: milk and human sociobiology

debra mckay (debra.mckay@utoronto.ca)
Mon, 27 Jan 1997 02:21:26 GMT

ailak@walrus.megabaud.fi wrote:
>
[snippage]
>
>Adult dogs are commonly lactose-intolerant, and people who feed them
>with milk wonder why they have loose stools. This fits expecially to
>the spitz-type dogs, like the Finnish spitz, the Karelian laika and
>the Lappland dog. The severity of the trait varies, and the amount of
>lactose which can be sustained.

Adult cats can't digest milk, either. The results are rather unpleasant...

A quick table:

Frequencies of lactose intolerance (selected populations):

Pop. %

US whites 2-19
Finnish 18
Swiss 12
Swedish 4

US blacks 70-77
Ibos 99
Bantu 90
Fulani 22

Thais 99
US Orientals 95-100

Australian
aborigines 85

From: Nelson & Jurmain, Introduction to Physical Anthropology (5ed)p.166

Deb
>
>
> --
>Aila Korhonen in Finland ailak@walrus.megabaud.fi
>