I believe it is 17004 & 17110. Hopefully this helps! :-)
Yes most of them do. That is one of the main reasons why dogs get spayed/neutered. In order to give birth, You need to of had your period first. So the animals that can give birth have a period. I don't know how long it is though. I am also not sure about fish, just mammals.
Answer:
what?! my one working breain cell is like" what?!
me no uNdErStanD "
Explanation:
Double Helix describes the structure molecule of
E) DNA