If you really like classical music, check out Peter Schickele's version,A zookeeper had developed a potion made from baby seagulls that appeared to indefinitely prolong the life of dolphins.
One day he was in the marine aviary collecting new babies for more tests.
As he was leaving the aviary, he discovered that the lion pride has escaped, and were sleeping at the exit of the aviary.
He very quietly stepped over them.
And was arrested for transporting young gulls over staid lions for immortal porpoises...