"chico chupacabra" > wrote in message ...

'A large majority of dairy cows in the US, Canada and European countries
are artificially inseminated.
...
Semen is most commonly collected from bulls in bull studs using an
artificial vagina, as described below.
...
http://www.vivo.colostate.edu/hbooks...eval/bull.html

Here you can see a bull being enticed to mount a restrained steer (male).
A man diverts the penis into a simulated cow vagina he holds in his hand.

Comment.