Every once in a while I lament the fact that I'll probably never live to see an alien creature from another world. Then I come across life forms on our very own planet that, well, fulfill that need.
Behold the male Hooded Seal ...
Public Domain: National Oceanic and Atmospheric Administration
and his very unusual way of impressing the ladies:
Not quite an attractive feature, but I'm not a seal.
These babies -- also known as Bladdernose Seals -- live 30 - 35 year lives in the North Atlantic. To find out more about their species, please visit the Seal Conservation Society and the National Marine Fisheries Services.