Slide 1Animals: The Vertebrates Chapter 26 Slide 2 Something Old, Something New Every animal is a combination of traits Every animal is a combination of traits Some traits…
Slide 1Respiration Slide 2 Jawless Fishes Gills - pore-like openings 7 pairs of gill pouches in lamprey 5-15 pairs of gill pouches in hagfish, but varying numbers…