Free images results:
 

Snout pictures, stock photos and images

 
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Hippo. Royalty Free Stock Photo
Author: Jameshearn
Seal Royalty Free Stock Image
Author: Antonela
Crocodile Royalty Free Stock Images
Author: Michaf
 
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Also, here are some commercial RF-licensed images that match your search criteria:  
Snout Stock Image
Author: Itutya