Aquatic Scholar Eugenie Clark Self-Stick Commemorative Postal Service issued Christmas Carols

Postal Service issued Christmas Carols stamps in four designs

The stamp art features a photograph of a corsage containing a spray of peach roses and a pink ranunculus

Spanish missionaries combined these ceremonies with their own Lenten tradition to attract Christian converts

The US continues its tradition of hon­oring the Stars and Strips with the issuance of Four Flags

Art director Antonio Alcalá worked on the stamp design with artist Camille Chew to create imagery that is fresh

Aquatic Scholar Eugenie Clark Self-Stick Commemorative Postal Service issued Christmas CarolsAffectionately known as the Shark Lady, pioneering marine biologist Eugenie Clark (1922 2015) spent her career working tirelessly to change public perception about sharks as well as to preserve marine environments around the world. A prolific scientist animated by an unyielding sense of curiosity, Clark conducted a series of groundbreaking experiments and carried out more than 200 expeditions across the globe. She demonstrated that lemon sharks could