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Comparative Brain Anatomy
Human Brain Development
Human Embryo 3.5 weeks
Human Embryo 4 weeks
Human Embryo 5 weeks
Human Embryo 7 weeks
Human Fetus 19 weeks
Developmental Atlases Monotremes
Echidna 7.4 mm GL (incubation)
Echidna 12.5 mm GL (prehatching)
Echidna 24 mm GL (hatchling)
Platypus 16.75 mm GL Bill
Platypus 16.75 mm GL Forebrain
Platypus 16.75 mm GL Brainstem
Platypus hatchling 74 mm
Platypus juvenile 193 mm
Developmental Atlases Marsupials
Tammar Wallaby P0 H&E
Tammar Wallaby P5 H&E
Tammar Wallaby P12 H&E
Tammar Wallaby P19 H&E
Tammar Wallaby P25 H&E
Tammar Wallaby P0 GAP-43
Tammar Wallaby P5 GAP-43
Tammar Wallaby P12 GAP-43
Tammar Wallaby P0 Syn
Tammar Wallaby P19 Syn
Eastern Quoll P0 H&E
Bandicoot P0 H&E
Koala P0 H&E
Brushtail Possum P0 H&E
Wombat P0 H&E
American marsupials
American marsupials
Didelphimorphia
Paucituberculata
Microbiotheria
Australian marsupials
Australian Marsupials
Dasyurimorphia
Diprotodontia
Peramelemorphia
Notoryctemorphia
Monotremes
Monotremata
Short-beaked Echidna
Long-beaked Echidna
Platypus
Monotreme reproduction
Fossil echidna
Marine mammals
Manatee (Sea cows)
Atlas of the Brain of the Florida Manatee
Images of Dolphin Brains
Atlas of the Brain of a Dolphin
Atlas of the Brain of a Fetal Dolphin
Atlas of the Brain of a Fetal Grey Whale
Atlas of the Brain of a Harbour Seal
Birds
Chick Embryos
Chick Embryo Atlas
Modern Ratites
Moas
Dromornithids
Phylogeny and History of Australian Birds
Pigeon Brain Nissl Stain
Pathways in the Avian Brain
Please donate
Donations
Explore collections
Monotremes
Introduction to Neurobiology of Australian Marsupials
Marine Mammals
Birds
About
Specimens and Collections
Projects
About Us
Contact
Read Me
News
Comparative Brain Anatomy
Human Brain Development
Human Embryo 3.5 weeks
Human Embryo 4 weeks
Human Embryo 5 weeks
Human Embryo 7 weeks
Human Fetus 19 weeks
Developmental Atlases Monotremes
Echidna 7.4 mm GL (incubation)
Echidna 12.5 mm GL (prehatching)
Echidna 24 mm GL (hatchling)
Platypus 16.75 mm GL Bill
Platypus 16.75 mm GL Forebrain
Platypus 16.75 mm GL Brainstem
Platypus hatchling 74 mm
Platypus juvenile 193 mm
Developmental Atlases Marsupials
Tammar Wallaby P0 H&E
Tammar Wallaby P5 H&E
Tammar Wallaby P12 H&E
Tammar Wallaby P19 H&E
Tammar Wallaby P25 H&E
Tammar Wallaby P0 GAP-43
Tammar Wallaby P5 GAP-43
Tammar Wallaby P12 GAP-43
Tammar Wallaby P0 Syn
Tammar Wallaby P19 Syn
Eastern Quoll P0 H&E
Bandicoot P0 H&E
Koala P0 H&E
Brushtail Possum P0 H&E
Wombat P0 H&E
American marsupials
American marsupials
Didelphimorphia
Paucituberculata
Microbiotheria
Australian marsupials
Australian Marsupials
Dasyurimorphia
Diprotodontia
Peramelemorphia
Notoryctemorphia
Monotremes
Monotremata
Short-beaked Echidna
Long-beaked Echidna
Platypus
Monotreme reproduction
Fossil echidna
Marine mammals
Manatee (Sea cows)
Atlas of the Brain of the Florida Manatee
Images of Dolphin Brains
Atlas of the Brain of a Dolphin
Atlas of the Brain of a Fetal Dolphin
Atlas of the Brain of a Fetal Grey Whale
Atlas of the Brain of a Harbour Seal
Birds
Chick Embryos
Chick Embryo Atlas
Modern Ratites
Moas
Dromornithids
Phylogeny and History of Australian Birds
Pigeon Brain Nissl Stain
Pathways in the Avian Brain
Please donate
Donations
Explore collections
Monotremes
Introduction to Neurobiology of Australian Marsupials
Marine Mammals
Birds
About
Specimens and Collections
Projects
About Us
Contact
Read Me
News
Folder: Human Brain Development
Back
Human Embryo 3.5 weeks
Human Embryo 4 weeks
Human Embryo 5 weeks
Human Embryo 7 weeks
Human Fetus 19 weeks
Folder: Developmental Atlases Monotremes
Back
Echidna 7.4 mm GL (incubation)
Echidna 12.5 mm GL (prehatching)
Echidna 24 mm GL (hatchling)
Platypus 16.75 mm GL Bill
Platypus 16.75 mm GL Forebrain
Platypus 16.75 mm GL Brainstem
Platypus hatchling 74 mm
Platypus juvenile 193 mm
Folder: Developmental Atlases Marsupials
Back
Tammar Wallaby P0 H&E
Tammar Wallaby P5 H&E
Tammar Wallaby P12 H&E
Tammar Wallaby P19 H&E
Tammar Wallaby P25 H&E
Tammar Wallaby P0 GAP-43
Tammar Wallaby P5 GAP-43
Tammar Wallaby P12 GAP-43
Tammar Wallaby P0 Syn
Tammar Wallaby P19 Syn
Eastern Quoll P0 H&E
Bandicoot P0 H&E
Koala P0 H&E
Brushtail Possum P0 H&E
Wombat P0 H&E
Folder: American marsupials
Back
American marsupials
Didelphimorphia
Paucituberculata
Microbiotheria
Folder: Australian marsupials
Back
Australian Marsupials
Dasyurimorphia
Diprotodontia
Peramelemorphia
Notoryctemorphia
Folder: Monotremes
Back
Monotremata
Short-beaked Echidna
Long-beaked Echidna
Platypus
Monotreme reproduction
Fossil echidna
Folder: Marine mammals
Back
Manatee (Sea cows)
Atlas of the Brain of the Florida Manatee
Images of Dolphin Brains
Atlas of the Brain of a Dolphin
Atlas of the Brain of a Fetal Dolphin
Atlas of the Brain of a Fetal Grey Whale
Atlas of the Brain of a Harbour Seal
Folder: Birds
Back
Chick Embryos
Chick Embryo Atlas
Modern Ratites
Moas
Dromornithids
Phylogeny and History of Australian Birds
Pigeon Brain Nissl Stain
Pathways in the Avian Brain
Folder: Please donate
Back
Donations
Folder: Explore collections
Back
Monotremes
Introduction to Neurobiology of Australian Marsupials
Marine Mammals
Birds
Folder: About
Back
Specimens and Collections
Projects
About Us
Contact
Read Me
News
Platypus Biology

Platypus Biology
Platypus anatomy

Platypus anatomy
Platypus brain

Platypus brain
Platypus bill/beak

Platypus bill/beak
Platypus development

Platypus development
Platypus evolution

Platypus evolution

Professor Emeritus Ken Ashwell, Faculty of Medicine Department of Anatomy, School of Medical Sciences,
Wallace Wurth Building, The University of New South Wales, 2052, NSW, Australia | k.ashwell@unsw.edu.au

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