Maybe it is but maybe it just has a full tummy. It also could have bloat or some other disease.
The vast majority of calves won't be of age to be bred or considered ready to be bred. By the time these calves are ready to be bred they are no longer considered or even called calves. A heifer is ready to be bred by the time she's 15 months of age. Bulls are ready to be bred by the time they are around 12 months of age. But note that sexual maturity differs with every breed, most notably between Jerseys and Brahman cattle.
once they have nippels
I think a greyhound, but I'm not 100% sure.
It was first bred as a hunting dog and a pest exterminator.
She is ready to be bred. Sometimes aggressive does like this will scare bucks.
When she goes into heat or estrus. Check out the related question below.
When the female is ready the male will know.
Oestrous is when the cow shows "heat" meaning she is ready to be bred.
nothing, don't become a byb spay your dog.!
You get to know her and she gets to know you and is comfortable around and with you by the time she is ready to be bred and calve.
They were bred for hunting small animals, and because of this, they don't like animals that are smaller than themselves.
She may not have took when you bred her. You might want to try again. Has she had babies before or is this her first time? If you are unsure if she took or not gently feel her belly to see if she is forming any milk.