div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document15-flying-reptiles-university-of-california-santa-cruz-jyeakeldinosfiles15flyingreptiles2pdfhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: 15 Flying Reptiles - University of California Santa CruzjyeakelDinos_files15_Flying_Reptiles_2pdfAvian Sac respiration Neotheropoda Evolution of Flight Did flight first evolve loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentsusreader035viewer20220707235f01f8787e708231d401ef4dhtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document15-flying-reptiles-university-of-california-santa-cruz-jyeakeldinosfiles15flyingreptiles2pdfhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: 15 Flying Reptiles - University of California Santa CruzjyeakelDinos_files15_Flying_Reptiles_2pdfAvian Sac respiration Neotheropoda Evolution of Flight Did flight first evolve loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentsusreader035viewer20220707235f01f8787e708231d401ef4dhtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document15-flying-reptiles-university-of-california-santa-cruz-jyeakeldinosfiles15flyingreptiles2pdfhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: 15 Flying Reptiles - University of California Santa CruzjyeakelDinos_files15_Flying_Reptiles_2pdfAvian Sac respiration Neotheropoda Evolution of Flight Did flight first evolve loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...