Explanation: I was a bit uncertain as to whether you could use "propagation" in relation to animals, and not just plants, but as you'll see from the reference below, it's used in precisely the context of your phrase. HTH.
Explanation: I was a bit uncertain as to whether you could use "propagation" in relation to animals, and not just plants, but as you'll see from the reference below, it's used in precisely the context of your phrase. HTH.
The translation workplace 
