We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byMariana Duckworth
Modified about 1 year ago
1 Class Aves BIO 2215 Oklahoma City Community College Dennis Anderson
3 Class Aves Feathers No teeth Flexible long neck –One occipital condyle Scales on legs Bones with air spaces Endothermic Four chambered heart
4 Adaptations for Flight Honey combed bones –Air cavities –Less weight
5 Light Weight Skeleton Frigate bird 7 foot wing span 4 ounce skeleton
6 Adaptations for Flight Enlarged sternum –Flight muscle attachment Long neck –balance
10 Skull Most bones fused Much lighter than reptile or mammal skull
12 Adaptations for Flight Wing –lift
13 Adaptations for Flight Feathers –Light weight –Strong
15 Adaptations for Flight Reduce body weight –No teeth –No urinary bladder –No penis –Only one ovary
17 Migration Sissor-tailed flycatchar Migates to Central and South America in October Returns in April
18 Migration Arctic tern Migrates 25,000 miles!
20 Beak Adaptations Ripping flesh
21 Beak Adaptations Eating seeds
22 Beak Adaptations Sucking nectar from flowers
23 Beak Adaptations Drilling wood
24 Beak Adaptations Catching fish
25 Beak Adaptations Basket-like bill to hold fish caught under water
26 Beak Adaptations Filtering
29 Digestive System Crop –Storage Proventriculus –Enzymes Gizzard –Grind food Cloaca –Waste –Reproduction
30 Vision Up to 8 times keener than human vision Each eye moves indendtantly
31 Respiratory System Nine air sacs –Connect to lungs and centers of bones –Cools the bird Fresh air always moving –No dead ends as in mammals Each wing beat moves air –Never run out of air
32 Benefits of Birds to Man Eat insects, rodents and weeds Spread seeds for flowers and trees Food Sport Pets
33 Fastest Animal Peregrine falcon Strikes prey at 180 mph
34 Elephant Bird Eleven feet tall 1100 pounds Largest egg ever Extinct in late 1600’s
35 Giant Moa New Zealand Hunted to extinction about 1600
36 Hummingbirds Fly up, down, left, right, backwards and upside down Wings beat times per second Heart rate =600 bpm Eat 2/3 body weight each day Nectar, pollen & insects
37 Chicks Altricial –No feathers –Cannot walk or see –Cannot feed themselves Precocial –Down feathers –Can walk and see –Can feed themselves
39 Caudipteryx Feathered dinosaur Flightless Transitional fossil –Dinosaur arms –Dinosaur teeth Only front of upper jaw –Bird feathers
40 Archaeopteryx 147 MYA Transitional fossil –Characteristics of reptiles –Characteristics of birds
42 Archeopteryx Reptile characteristics –Teeth –Boney tail –Fingers with claws Bird characteristics –Feathers –Furcula
43 Click Image for Movie
44 Evolution of Flight Running Hypothesis
45 Microraptor gui
46 Evolution of Flight Gliding Hypothesis
47 Sexual Selection
48 Bird Classification 28 orders 9600 species
49 Order Struthioniformes Large flightless bird Two toes
50 Order Pelecaniformes Gular sac
51 Order Ciconiiformes Long legs for wading Long necks
52 Order Anseriformes Flat bill Webbed feet
53 Order Falconiformes Hooked bill Talons Eagle Hawk Falcon
54 Order Passeriformes Perching foot Songbirds 5000 species Mocking bird Thrushes Swallows Magpie Crow Starling Jays
55 Order Columbiformes Short neck Short legs Pigeons Doves
56 Order Strigiformes Large eyes Silent flight Nocturnal predator Owls
57 Order Apodiformes Small bird Rapid wingbeat Hummingbirds
58 Order Galliformes Chicken like Strong beaks Heavy feet Chicken Turkey Pheasants Quail
59 Order Charadriiformes Short bill Strong fliers Shorebirds Gulls
60 Order Psittaciformes Thick tongue Hinged and movable upper beak Bright colors Parrots Parakeets
61 Order Piciformes Two toes forward and two toes backward woodpeckers
62 Order Sphenisciformes Webbed feet Wings as used for swimming penquins
63 Bird Information
64 The End
65 The End
Evolution of Birds from Reptiles SZ2- Students will explain the evolutionary history of animals over the geological history of Earth. Evolved from reptiles-Few.
1 Unit 9.2 Class Aves. Class Aves Feathers No teeth Flexible long neck Scales on legs Bones with air spaces Endothermic Four chambered heart Amniotic.
BIRD CLASSIFICATION. BIRDS Birds are classified as members of Class Aves. The major characteristics of this class are: Adaptations for flight Appendages.
CLASS AVES. Class Aves Most paleontologists agree that the common ancestor of all existing birds was a type of small, feathered dinosaur. Recent fossil.
BIRDS. WHAT IS A BIRD? Birds can maintain a constant internal body temperature. They have feathers, two legs covered with scales used for walking or.
BIRDS CLASS AVES the study of birds ORNITHOLOGY Read Math Lab 802 Feather Lab Anatomy Lab.
Class Aves: Birds. Evolved from small, carnivorous dinosaurs about 150 million years ago. Oldest known bird fossils belong to the species named Archaeopteryx.
Class Aves Birds are reptile like animals that maintain a constant internal body temperature. They have an outer covering of feathers, 2 legs that are.
Chapter 42 Birds Section 3 Classification. Diversity Hawks & eagles- powerful beaks & clawed talons that help them capture & eat prey Swifts have tiny.
Aves Bio 2. Class Aves Feathers No teeth Flexible long neck – One occipital condyle Scales on legs Bones with air spaces Endothermic Four chambered heart.
Identification and Topography. External Anatomy Nape (back of neck) Auriculars/Ear Coverts (ear coverings) Lore (between eyes and upper bill) Scapulars.
10 COMMON ORDERS OF CLASS AVES Scientists use morphological evidence & blood proteins, chromosomes & DNA to classify birds beaks, feet, plumage(feathers),
Birds (Class Aves) extant (8900+ species, 28 orders, and 190 families) extinct (100,000 species) abundant since late Cretaceous.
Birds Chapter 42. Origin and Evolution of Birds Section 42.1.
Birds Chapter 42 Table of Contents Section 1 Origin and Evolution of Birds Section 2 Characteristics of Birds Section 3 Classification.
31-2 Birds *Ornithology is the study of birds. Characteristics 1. Forelimbs modified into wings 2. Feathers 3. Hollow, lightweight bones 4. Endothermic.
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.
Birds Classification and Characteristics. Bird Characteristics Feathers/flight- made of keratin proteins, very light and strong.
Birds And their characteristics By Brittanie Sims.
Dissection Bird Groups General Characteristics.
Birds By: Aditya Mistry Origin Scientists theorize that birds originated from dinosaurs. Archaeopteryx: first fossilized birdlike dinosaur found Had.
Birds. What is a bird? Birds inhabit a variety of environments around the world, including Antarctica, deserts, and tropical rain forests. Biologists.
Birds. Class: Aves 29 Orders 8,600 species Thought to have come from reptiles because they: 1. Lay amniotic eggs 2. Have scales on legs.
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.
Special Characteristics of Birds Excellent Vision – BRIGHT COLORS ATTRACT MATES – RAPTORS CAN SEE PREY MILES OFF Excellent hearing – – INSTINCT FOR THE.
Class Aves: Birds. Characteristics of Class Aves Adaptations for flight (feathers/wings) Adaptations for flight (feathers/wings) Endothermic/High metabolic.
NOTES PRESENTATION TANNON YU JACOB BREAUX KHALID YUSUF Chapter 31-2: Birds.
Birds and Mammals Pages and The Birds! Pgs
BIRDS!. Adaptations Beaks Feet Wings Circulatory System.
Aves. Birds Well adapted to terrestrial, freshwater, and marine habitats Bodies adapted for flight Endothermic- body temperature controlled by metabolism.
Introduction to Birds Acorn Woodpecker Bald Eagle Peregrine Falcon American White Pelican.
CHAPTER 12 SECTION 1 Birds. Characteristics of Birds Endotherm Vertebrate that has feathers Four-chambered heart Lays eggs Most can fly Scales on feet.
BIRDS CH I.Characteristics A. Class Aves. 9,000 species Only organisms with feathers. Endothermic [warm-blooded]
Kingdom Animalia Phylum Chordata Subphylum Vertebrata Class Aves.
26.3 Birds KEY CONCEPT Birds have many adaptations for flight.
Ornithology Ornithology The Study of Birds. Habitat In time, birds have adapted to live in diverse regions including: Forests, mountains, deserts, oceans,
CHAPTER 15.1B Birds. WINGS Not all bird fly, but most wings are used for flight. Wing are attached to powerful chest muscles. Birds will flap their wings.
BIRDS class: Aves Chapter 42 Birds are the most diverse & widespread terrestrial vertebrates.
Birds Ch. 4 Sect. 1 This symbol means don’t write the text directly next to it unless you feel it will help you to better understand the concept. All.
Birds Copyright © McGraw-Hill Education Characteristics of Birds Birds have adaptations to generate their own body heat internally, feathers, and lightweight.
Chapter 21-Birds. Class Aves- Birds ~8,700 species Forelimbs modified into wings Amniotic eggs (hard-shelled) Scaled feet and legs Strong, light-weight.
End Show Slide 1 of 53 Copyright Pearson Prentice Hall 31-2 Birds.
Birds Zoology, 14 April 2008, Donald Winslow Following Hickman et al Ch. 27, pp
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.
BIRDS. BIRDS ARE SIMILAR TO REPTILES They have lungs that are more efficient than amphibians, scaly skin (on their legs) to prevent drying out, amniotic.
© 2017 SlidePlayer.com Inc. All rights reserved.