Flat natural features:

• dung areas
• pigmentation marks
• fencing marks
• fatty spew
• abrasions by tying device
• mite infestation

 

Band-shaped natural features:

• scars
• scratches from currycombs
• scratches by hedges
• operation scars

 

Circle-shaped and round natural features:

• insect bites
• stab wounds through pitchforks
• wounds from horn strikes
• warts
• lichens infestation