Little black bumps in furr by tail : r/DogAdvice

Thoughts on this black spot on my dogs belly? I just noticed this

6 Types of Black Lumps on Dogs [With Pictures]

What Is That Dark Patch On My Dog's Tail? - My Brown Newfies

What are these things my cat has in his tail and tail fur : r/CATHELP

Caterpillar with a long fluffy tail?

My puppy had red little bumps that now turned black. : r/DogAdvice

Dog's Tail with a New Lump: What Is It? [Pictures & Vet Advice]

So Your Deer Has Warts. Should You Eat It?

What are these spots? : r/DogAdvice

Tiny black dots : r/DogAdvice