>>12190445"Most mammals have an unique bone, named baculum (penis bone, penile bone or os penis), inside their penis. a species of walrus that extinguished 12,000 years ago had a 4 ft (1.2 m) long baculum, with a dramatic curve to its tip and was covered with weathered skin and dry muscle tissue. In modern walruses, the baculum is straight, not curved."
good choice ;)
