Eric Burdon/Pix LaX

As the lead singer of the Animals, Eric Burdon was one of the British Invasion's most distinctive vocalists, with a searingly powerful blues-rock voice. When the first lineup of the group fell apart in 1966, Burdon kept the Animals' name going with various players for a few years. Usually billed as Eric Burdon & the Animals, the group was essentially Burdon's vehicle, which he used to purvey a far more psychedelic and less R&B-oriented vision. Occasionally he came up with a good second-division psychedelic hit, like "Sky Pilot"; more often, the music was indulgent, dating it a...