PETBOOK magazine on MSN
How Many Stomachs Does a Cow Actually Have?
At first glance, cow digestion seems unremarkable: a bit of grass, chewing cud–done. But behind this seemingly simple process ...
PETBOOK magazine on MSN
Why Many Hoofed Animals Are Ruminants–and Horses Are Not
Eating grass–sounds simple, right? But behind this everyday process lies a highly specialized system in many hoofed animals ...
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