Not exactly, although it is otherwise known as the true stomach, very similar (if not the same) as our own simple stomach.
Calfs
the rumen, reticulum, omasum and abomasum.
No. I'm level 45 and the calfs are still calfs. I was kind of hoping they'd grow too.
till 2 years they stay as calfs
cowpox
Yes a sheep's stomach has four compartments, the rumen, reticulum, omasum and abomasum.
the "true stomach"
The abomasum.
baby narwhals are called a calf or two would be called calves.
Goats have four stomachs - the rumen, reticulum, omasum and abomasum.
Digests protein much like monogastrics like cats dogs and humans are able to. The Abomasum is the "true stomach" of a ruminant.
The abomasum is the 'true stomach' of ruminants, such as cows and sheep. It is the only glandular section of their stomach - and is acidic (it is very similar to the simple stomach of monogastrics, such as pigs).