5 classes of vertebrates fish amphibians reptiles birds mammals
hair or fur
do not feed young
Sea turtles hatch from eggs laid on beaches.
lay hard shelled eggs- fed by parents
Baby birds are born needing to be fed and protected by an adult bird.
soft, moist skin
live in water after hatching from eggs-
use gills to breathe
adults live on land-use lungs to breathe
ex: frog, salamander
live in water
get oxygen thru. gills
Legs stick out from sides of bodies Vertebrates 4 legs Scales Lizards Dinosaurs Legs go straight down
Dinosaur were like birds b/c:
4 chambered heart like birds & mammals
It’s time to play…. ODD ONE OUT
a. b. c. d. 3 2 1 Choose ! mammals Correct Answer ! Mammals are not cold blooded. fish amphibians reptiles
a. b. c. d. 3 2 1 Choose ! multicellular eat other organisms make their own food can move Correct Answer ! No animal can make its own food.
a. b. c. d. 3 2 1 Choose ! feathers fur or hair wishbone 4 chambered heart Correct Answer ! Dinosaurs and birds do not have fur or hair!
a. b. c. d. 3 2 1 Choose ! vertebrates 4 legs fur scales Correct Answer ! Dinosaurs and lizards never had fur !
a. b. c. d. 3 2 1 Choose ! get oxygen through gills feathers lay eggs live in water Correct Answer ! Fish do not have feathers !
a. b. c. d. 3 2 1 Choose ! hair or fur scales warm-blooded drink mother’s milk Correct Answer ! Mammals do not have scales !
In your notebook, draw a picture of an animal from each vertebrate group ( fish, amphibians, etc.) Label 2 characteristics - fur, scales, feathers, moist skin, etc. Use your notes from Lesson 2! BIRD- ostrich Has feathers Lays hard shelled eggs MAMMAL- hamster Warm-blooded Drinks mother’s milk