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Breeding Season 1

Photo: Craig MacKenzie. Breeding Season 1. Brought to you by Fruzio.

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Breeding Season 1

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  1. Photo: Craig MacKenzie Breeding Season 1 Brought to you by Fruzio Course prepared by Sarah Jamieson for BirdsNew Zealand www.osnz.org.nz with funding from T/GEAR (a New Zealand Charitable Trust). All photos are from www.nzbirdsonline.org.nz, unless otherwise noted. Slides can be customized to meet audience needs, provided the content and branding remain unchanged.

  2. Photo: Neil Fitzgerald Brought to you by Fruzio Breeding Season Part 1: Reproduction • Copulation • Gonads • Egg Morphology • Nests Part 2: Behaviour • Mating Systems • Parental Care

  3. Photo: Neil Fitzgerald Brought to you by Fruzio Breeding Season Part 1: Reproduction • Copulation • Gonads • Egg Morphology • Nests Part 2: Behaviour • Mating Systems • Parental Care • Mating Systems • Parental Care

  4. Photo: Steve Attwood Copulation Brought to you by Fruzio • Most species lack external genitalia • Transfer sperm by cloacal kissing • Ejaculate contains over a billion spermatozoa

  5. Non- Breeding Testis Brought to you by Fruzio Kidney Ureter Vas deferens Cloaca

  6. Breeding Brought to you by Fruzio Testis Kidney Ureter Vas deferens Cloaca

  7. Ovary Brought to you by Fruzio Kidney Oviduct Ureter Vestigial Oviduct Vagina Cloaca

  8. Mature Ovum Ovary Kidney Ureter Vestigial Oviduct Vagina Cloaca Brought to you by Fruzio Infundibulum Magnum Oviduct Isthmus Shell Gland

  9. The Egg • Nutrients • Water • Air exchange • Protection Brought to you by Fruzio

  10. Brought to you by Fruzio Shell Yolk Albumen (egg white)

  11. Brought to you by Fruzio

  12. Brought to you by Fruzio Germinal Disc Nutrients

  13. Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Nutrients

  14. Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Nutrients

  15. Shell Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Nutrients

  16. Shell Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Water

  17. Shell Outer Shell Membrane Inner Shell Membrane Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Water

  18. Brought to you by Fruzio Photo: Sarah Jamieson personal

  19. Shell Outer Shell Membrane Inner Shell Membrane Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Gas Exchange

  20. Shell Outer Shell Membrane Inner Shell Membrane Brought to you by Fruzio Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Protection

  21. Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Shell Outer Shell Membrane Inner Shell Membrane Chalaza Brought to you by Fruzio Protection

  22. Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Shell Outer Shell Membrane Inner Shell Membrane Chalaza Brought to you by Fruzio Protection

  23. Brought to you by Fruzio Photo: Sarah Jamieson personal

  24. Yolk Germinal Disc Vitelline Membrane Thick Albumen Thin Albumen Air Cell Shell Outer Shell Membrane Inner Shell Membrane Chalaza Brought to you by Fruzio Fresh Egg

  25. Brought to you by Fruzio What is a nest ?

  26. Brought to you by Fruzio What is a nest ? A place where a bird incubates its eggs.

  27. Brought to you by Fruzio What is a nest ? A place where a bird incubates its eggs. Picture a nest in your mind, what does it look like?

  28. Brought to you by Fruzio Cup Photo: Peter Reese

  29. Brought to you by Fruzio Scrape Photo: Craig MacKenzie

  30. Photo: Nicholas Allen Brought to you by Fruzio Scrape

  31. Photo: Nicholas Allen Brought to you by Fruzio Scrape

  32. Scrape Cavity Photo: Craig MacKenzie Photo: Sabine Bernert Photo: Rod Morris Brought to you by Fruzio Photo: Sabine Bernert

  33. Scrape Cavity Photo: Craig MacKenzie Photo: Sabine Bernert Burrow Photo: Rod Morris Brought to you by Fruzio

  34. Scrape Cavity Photo: Craig MacKenzie Photo: Sabine Bernert Burrow Mound Photo: Rod Morris Photo: Kyle Morrison Brought to you by Fruzio Photo: Sabine Bernert

  35. Photo: Neil Fitzgerald Found an active nest? Brought to you by Fruzio Take part in OSNZ Nest Record Scheme! Over 26,000 records from 144 spp so far! • Record: • What species • When you found it • Details of where it is • Whether the adult is incubating • # of eggs or chicks, age of chicks Visit www.osnz.org.nz/nest-record-scheme to learn moreand find out how to report your findings

  36. Photo: Neil Fitzgerald Brought to you by Fruzio Breeding Season Part 1: Reproduction • Copulation • Gonads • Egg Morphology • Nests Part 2: Behaviour • Mating Systems • Parental Care

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