Mange is a parasitic skin infection from mites - two main types: demodectic mange (Demodex canis - commensal mite overgrowth, not contagious) and sarcoptic mange...

Best estimate: roughly 900 million dogs globally as of 2024 - including pets, feral, free-roaming village dogs, working dogs, and shelter populations. Pet dogs alone...

Depends on the registry: AKC recognizes 200 breeds; UKC recognizes ~300; FCI (international) recognizes ~360 breeds plus varieties. The total estimated count including rare and...

Canine distemper virus (CDV) is a paramyxovirus that affects the GI, respiratory, and central nervous systems. Unvaccinated puppies are at highest risk. Mortality is 50%...

Dogs are dichromatic - they see two color ranges (blue and yellow) rather than the three humans see. Their vision is similar to red-green color...