11. For a review of digital dermatitis in cattle check this website. Go to the
disease selector and find heelwarts under dairy.
12. The field service unit at University of Pennsylvania has a very good informational website. Be sure to check out the cattle physical examination and lameness pages. You can read about heel wart, foot rot, laminitis, sole ulcer, and other foot related cattle lameness conditions.
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13. Check out this website. From here you can link to a greeting card page and a disease page, among other things. Check out foot rot and blackleg by going to this link.
14. There is a vaccine for foot rot in cattle. You can get more information here. Go to the disease selector again and this time look under footrot. What other cattle disease condition does the foot rot vaccine help prevent?
15. Read about blackleg here.
16. There is a good list of bovine topics listed at this website. Find the cattle lameness page and look under animal factors. Which breed of dairy cattle has a hard foot? What does the color of the foot have to do with lameness?