Bell Ringer 1 Define what ectothermic and endothermic

Bell Ringer 1. Define what ectothermic and endothermic mean?

C-Notes – Chapter 4 (Yellow Text) Vertebrates – FISH • Cold-blooded (ectothermic) • Get oxygen through gills. Have scales and fins • Lay eggs in water • Live in the water, have swim bladder (↑↓) • Ex. – shark, bass, clown fish

C-Notes – Chapter 4 (Yellow Text) Vertebrates – AMPHIBIANS • Cold-blooded, Skin must stay moist (except toads) • Breath in water with gills, land with lungs • Go through metamorphosis (change appearance) • Lay jelly-like eggs in water • Frog and salamanders can breath through smooth moist skin • Ex. – frogs, toads, salamanders

C-Notes – Chapter 4 (Yellow Text) Vertebrates – REPTILES • Cold-blooded • Have scales or plates (dry skin) • Most lay eggs with softer shells (on land) • Breath with lungs • Ex. – alligator, lizards, snakes

C-Notes – Chapter 4 (Yellow Text) Vertebrates – BIRDS • Warm-blooded (endothermic) • Lay hard shelled eggs, have feathers • Have a beak, wings, two feet, hollow bones • Breath with lungs • Ex. – sparrow, hawk, penguin, ostrich

C-Notes – Chapter 4 (Yellow Text) Vertebrates – MAMMALS • Warm-blooded • Breath with lungs, most have teeth • Babies are born alive • Have fur or hair, produce milk to feed young • Ex. – people, dogs, whales, mice

Dr. Mc. Tigue’s Web Site • VERTEBRATES C-Notes – Copy C-Notes into Notebooks

Brainpop. com • VERTEBRATES – View Video (If you have headphones) – Take Quiz