Shark on right ribs.
Eagle on upper ribs, across torso.
"Tapas" in Sanskrit on left upper chest.
Tiger on right arm-inner elbow.
"Mom" on right outer forearm.
"Los Angeles" on right upper arm.
Paw print with "Frankie Girl" on right upper shoulder blade for his Golden Retriever.
Full sleeve on left arm - acoustic guitar, "222" the room number of the first studio that Maroon 5 recorded in, dove and cherry blossoms in remembrance of 9/11, Roman numeral "X" marking when he and bandmate Jesse Carmichael got together, when Songs About Jane went platinum and the 10 year anniversary of the band.
Sources: UK Cosmo, We Heart It, The Examiner