Across
- 5. Union of the sperm and egg cells
- 6. Age at which animals reach sexual maturity and are able to reproduce
- 7. The time a female animal is receptive to be bred, also called heat
- 9. Release of the egg cell from the Ovary
- 10. Act of giving birth
Down
- 1. removal of testicles
- 2. Length of time during which the female is pregnant
- 3. First milk produced after a mammal gives birth that contains antibodies needed for the offspring's immunity
- 4. Removal of female reproductive oragns
- 8. Period of time that milk is secreted by the mammary glands