Across
- 5. Class for birds. Warm-blooded vertebrate animals with two legs, feathers, wings and lay eggs.
- 7. A host that a specific organism lives on or in during an immature stage
- 10. Animals that have a segmented spinal column.
- 11. Within the muscle
- 13. Within the skin
- 14. Mammals having placenta through which the embryo and fetus are nourished while in the uterus.
- 17. Vertebrates that posses mammary glands, a body covered with hair, and a well-developed brain.
Down
- 1. An immune host
- 2. Diseases that can be transmitted from animals to humans
- 3. Organism that lives on or within another organism and derives nourishment from host.
- 4. The science that is concerned with the naming and classification of organisms.
- 6. Members of the animal kingdom without backbones.
- 8. A tear or pulled out wound.
- 9. The class that includes tortoises, turtles, terrapins, pythons, snakes, boas, iguanas, lizards, crocodiles, alligators, and caiman
- 12. Linnaeus's system of naming species using Latin. Each species has a name composed of two words. First, the genus that is written with the first word capitalized, and the second, the species that is written with a small first letter.
- 15. Composed of the invertebrates and vertebrates
- 16. The 7 categories of Linnaeus's classification system that include kingdom, phylum, class, order, family, genus, and species