animal repo

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