Across
- 6. DOGS Most frequently used breed in research
- 8. GUINEA PIGS Hairless, inbred
- 10. MICE Agouti, inbred
- 13. RATS Inbred strains (2)
- 15. PIGS Most frequently used breeds of domestic swine (3)
- 17. RABBIT Most commonly used species in research
- 19. GOATS erect, forward-pointing ears
- 21. MICE Brown, the oldest inbred strain
- 22. GOATS Short, stubby ears
- 24. MICE Albino, inbred
- 25. CATTLE Breeds of beef cattle (5)
- 26. RATS White w/ black or brown patches, outbred; smaller, the "hooded" rat
- 27. GERBIL Most common species studied in biomedical research
- 29. SHEEP Common breed of laboratory sheep w/ "closed" faces and "wooled" limbs
- 30. CATTLE Breeds of dairy cattle pt 2 (3)
Down
- 1. GUINEA PIGS Outbred stocks (2), albino
- 2. RATS Outbred strains (3)
- 3. MICE Inbred strains (6)
- 4. HAMSTERS Species most frequently used for research (5)
- 5. SHEEP Common breeds of laboratory sheep w/ "open" faces and "clean" limbs (6)
- 7. GOATS Most popular domestic breeds in the U.S. (4)
- 9. PIGS Most frequently used breeds of minipigs (4)
- 11. RATS Albino, outbred; fast growing, a long and narrow head, and a tail roughly the same length as its body
- 12. GOATS Long, hanging ears
- 14. CATTLE Breeds of dairy cattle pt 1 (3)
- 16. GUINEA PIGS Inbred stocks (3)
- 18. MICE Outbred strains (4)
- 20. RATS Albino, outbred; wide head, long ears, and a relatively short tail
- 23. GUINEA PIGS Tricolor, inbred
- 28. MICE Black, inbred
