Across
- 1. / Frogs, toads, newts and salamanders
- 3. / Mammals that nourish the baby inside the mother's body by the placenta
- 4. / Sharks and rays belong to this phylum
- 8. / They lay eggs (opposite of the mammal)
- 9. / Animals that are given birth to and develop in the mothers pouch
- 10. / the name given to birds that are not mammals
Down
- 1. / the word given to animals with no jaw and are parasites
- 2. / Bony fish that have fins on the back and on the side
- 5. / the name given to vertebrates
- 6. / Includes animals that don't reproduce by eggs
- 7. / snakes, crocodiles and lizards