http://etc.usf.edu/clipart/ Free clipart for students & teachers! Welcome to quality educational clipart. Every item comes with a choice of image size and format as well as complete source information for proper citations in school projects. No advertisement-filled pages with pop-up windows or inappropriate links here. A friendly license allows teachers and students to use up to 50 items in a single, non-commercial project without further permission. http://etc.usf.edu/clipart/i/banner.jpg http://etc.usf.edu/clipart/ This website is CoolIris enabled! You can use the CoolIris browser plugin to view the images on this site in an interactive 3D wall.<br><br><br><br> http://www.cooliris.com/ An illustration of the "ailmentary canal of Bluebird, reduced; after Audobon. a,b, gullet or oesophagus; c, proventriculus; d, gizzard; e, f, h, intestine; i, cloaca" (Forbush, 1907).... http://etc.usf.edu/clipart/56700/56792/56792_bluebird.htm Alimentary canal of a bird. Labels: a, ingluvies; b, proventriculus; c, pancreas; d, duodenum; e, liver; f, biliary cyst and duct; g, pancreatic duct; h, intestice; i, the to caeca; k, rectum; l, righ... http://etc.usf.edu/clipart/58900/58963/58963_alimentary.htm Birds usually have three cavities or stomachs. Labels: 1, The esophagus. 2, Ingluvies (crop). 2, Proventriculus (secreting stomach). 4. Triturating stomach (gizzard). 5, Intestine. 6, Two caeca. ... http://etc.usf.edu/clipart/50500/50545/50545_fowl.htm The head and foot of the bald eagle.... http://etc.usf.edu/clipart/51500/51535/51535_eagle_head.htm Beak of Buzzard.... http://etc.usf.edu/clipart/7400/7404/buzzard-beak_7404.htm Beak of Hawfinch.... http://etc.usf.edu/clipart/7300/7399/finch-beak_7399.htm Beak of Hummingbird.... http://etc.usf.edu/clipart/7400/7401/hummer-beak_7401.htm Beak of Tawny Owl.... http://etc.usf.edu/clipart/7400/7406/owl-beak_7406.htm Beak of Shrike.... http://etc.usf.edu/clipart/7400/7400/shrike-beak_7400.htm Beak of Swift.... http://etc.usf.edu/clipart/7400/7402/swift-beak_7402.htm External features of a bird.... http://etc.usf.edu/clipart/7000/7016/bird_7016.htm Arteries of the trunk of a bird. 1: The aorta. 2: The vena cava. 3: A cerebral artery. The small lines on each side represent the arteries and veins of the lungs.... http://etc.usf.edu/clipart/22400/22421/bird_22421.htm "1. Lower mandible. 2. Upper mandible. 3. Forehead. 4. Loral space. 5. Crown of the head. 6. Hind part of the head. 7. Scapulars--long feathers frm shoulders over sides of back. 8. Smaller wing covert... http://etc.usf.edu/clipart/46600/46684/46684_bird_parts.htm "Right shoulder-girdle or scapular arch of fowl, showing hp, the hypoclidium; f, furculum; Co, coracoid; Sc, scapula; gl, glenoid." -Whitney, 1911... http://etc.usf.edu/clipart/57200/57211/57211_bird_scapula.htm "Diagrammatic section of young bird. n., Spinal cord; v., vertebra; r., rib; L., liver; G., gut; som. (dotted), somatic layer of mesoblast; spl. (dotted), splanchnic layer of mesoblast; ao., aorta; R.... http://etc.usf.edu/clipart/48100/48104/48104_bird_section.htm Skeleton of a bird. 1: The head. 2: Cervical Vertebrae. 3: Dorsal and lumbar vertebrae. 4: Scapula. 5: Clavicle. 6: Coracoid bone. 7: Sternum. 8: Humerus. 9: Radius. 10: Ulna. 11: Carpus. ... http://etc.usf.edu/clipart/22300/22393/bird_22393.htm "Disarticulation of bird's skull. Membrane bones shaded. B.Oc., basioccipital; E.Oc., exoccipital; S.Oc., supraoccipital; Pa., parietal; Fr., frontal; Na., nasal; pm., premaxilla; M., maxilla; Ju., ju... http://etc.usf.edu/clipart/48100/48111/48111_bird_skull.htm A wing of a bird.... http://etc.usf.edu/clipart/52700/52777/52777_bird_wing.htm There are two types of classification, homology and analogy. Homology is the fundamental identity of structure, as distinguished from analogy, which incidental resemblance in form or function. Bird ... http://etc.usf.edu/clipart/69300/69340/69340_class_animal.htm "When a new bird is seen, the observer should write an accurate description of it in his notebook, giving the length from the tip of the bill to the end of the tail; the color of the crown and sides o... http://etc.usf.edu/clipart/19900/19988/labelbird_19988.htm The skeleton of a bird.... http://etc.usf.edu/clipart/50500/50520/50520_bird.htm "Footprints resembling those birds are found on red argillaceous sandstones in the valley of Connecticut river, North America. These sandstones, though long considered of a much older date, were refer... http://etc.usf.edu/clipart/25800/25831/bird_tracks_25831.htm "The senses of touch, smell, taste and hearing are very slightly developed in birds. The organ of sight is indeed more highly developed in birds than in any other class of animals."... http://etc.usf.edu/clipart/51800/51819/51819_bird_antamon.htm Vertical section of blastoderm of chick (1st day of incubation). S, epiblast consisting of short columnar cells; D, hypoblast, consisting of a single layer of flattened cells; M, formative cells." The... http://etc.usf.edu/clipart/51200/51282/51282_blastoderm.htm "Scutellate. Foot of bluebird, with laminiplantar and mostly booted tarsus and of the toes." -Whitney, 1911... http://etc.usf.edu/clipart/57700/57769/57769_bluebird_ft.htm