Across
- 3. period of time that milk is secreted by the mammal glands
- 4. age at which animals reach sexual maturity and are able to reproduce
- 5. act of giving birth
- 7. removal of the female reproductive organs
- 8. first milk produced after a mammal gives birth that contains antibodies needed for the offspring's immunity
- 9. union of the sperm and egg cells
Down
- 1. length of time during which the female is pregnant
- 2. removal of the testicles
- 6. release of the egg cell from the ovary
- 10. The time a female animal is receptive to be bred, also called heat