No
If your cow is in that condition, get the vet. The sphincter muscle of a cow should let nothing return back up the rectum.
The exact same way as a human being would drown. When a cow cannot hold her breath any longer underwater, the reflex to inhale becomes too powerful to overcome anymore and water pours into the lungs, causing her to drown.
They don't. Calves are pulled through the cow's vagina, not the anus.
Cows give birth through the vagina (birth canal).
Out of the cow's anus which is right under the tail.
Cows are ruminants and have an active microbial population in their guts which releases methane. They also release some nitrogen from swallowed air, water vapour, and carbon dioxide.
No. Cows give birth through the VAGINA, not the anus. ALL mammals give birth through the vagina or birth canal, NEVER THE ANUS.
The cows rectum stores fecal matter until it is expelled through the anus. The expulsion of feces is known as defecation.
There are many functions and structures in a cows anus. This is to help the animal to excrete waste.
None. Cows only use water to drink.
They are not adapted to live in water. Cows are animals of terra firma or land, not water.
Cows drink Water
A cow requires anywhere from 7% to 10% of its body weight in water. Lactating cows require more water than dry cows, and dairy cows consume more water than beef cows.