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Published byJulia Freeman
Modified over 4 years ago
Birds Zoology, 14 April 2008, Donald Winslow Following Hickman et al. 2008 Ch. 27, pp 586-610
Ancestors of birds Theropod dinosaurs Archaeopteryx Tail Saurian pelvis 3-fingered hand Teeth Feathers
Characteristics of modern birds Long neck Wings Feathers Pneumatized skeleton Beak No teeth Short tail (pygostyle)
Avian circulation & respiration 4-chambered heart Endothermic Lungs Air sacs Syrinx
Avian excretory system Metanephric kidney Uric acid
Avian reproduction Sexes separate Internal fertilization Macrolecithal eggs Hard calcareous shells External incubation Altricial or precocial young
Avian taxonomy Paleognathaeratites & tinamous Neognathae (partial list) Order Podicipediformes (grebes) Order Pelecaniformes (pelicans, cormorants, etc) Order Ciconiiformes (herons, storks, vultures, etc) Order Anseriformes (swans, ducks, geese) Order Falconiformes (hawks, eagles, kites, falcons) Order Piciformes (woodpeckers) Order Passeriformes (songbirds)
Vertebrates: Part II Reptiles & Birds.
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Biology Donald Winslow 8 April 2011
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TOP TEN ORDERS OF BIRDS. u Waterfowl u Birds of Prey u Owls u Chicken-like u Wading birds u Shore birds u Pigeons/doves u Swifts… u Woodpeckers u Perching.
Reptiles & Birds Ch 31 Turboblaaasssssst.. What is a reptile?! All reptiles evolved from stem reptiles, the first animals to become adapted to life on.
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Chapter 4 Section 1 and 2. Introduction 1861: Hermann von Meyer found a fossil imprint of a feather A month later he found a skeleton surrounded by.
Birds Ch One day in 1861, in a limestone quarry in what is now Germany, Hermann von Meyer was inspecting rocks. He was a fossil hunter, spotted.
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