Ontogeny of the Domestic Dog

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Across
  1. 4. Behaviour The interactive behaviour of two or more individuals all of which belong to the same species.
  2. 7. Occurs at 13 days old, localising sounds develops.
  3. 10. The external surroundings within which an organism lives.
  4. 11. A thing or event that evokes a specific functional reaction.
  5. 12. The development of an individual from fertilisation of the egg to adulthood.
Down
  1. 1. First developmental stage occurring before birth .
  2. 2. First stage after birth, movement is limited , reliant on mother.
  3. 3. 8 weeks to sexual maturity - improve environmental exploration.
  4. 5. Final stage on the development ladder, the end point.
  5. 6. Most important stage of development which occurs at 3-8 weeks of age.
  6. 8. Puberty stage, reaching sexual maturity.
  7. 9. The way in which one acts or conducts oneself, especially toward others.